Search

Fred Tzeng

Examiner (ID: 5378)

Most Active Art Unit
2627
Art Unit(s)
2186, 2686, 2627, 2752, 2651, 2695, 2625
Total Applications
1789
Issued Applications
1607
Pending Applications
63
Abandoned Applications
139

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 607734 [patent_doc_number] => 07154700 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-12-26 [patent_title] => 'Disk drive that stores time varying characteristics thereof with data from a host device and associated methods' [patent_app_type] => utility [patent_app_number] => 11/042931 [patent_app_country] => US [patent_app_date] => 2005-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 4446 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/154/07154700.pdf [firstpage_image] =>[orig_patent_app_number] => 11042931 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/042931
Disk drive that stores time varying characteristics thereof with data from a host device and associated methods Jan 24, 2005 Issued
Array ( [id] => 621539 [patent_doc_number] => 07142380 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-11-28 [patent_title] => 'Magnetic recording/reproducing apparatus and magnetic recording/reproducing method' [patent_app_type] => utility [patent_app_number] => 11/042578 [patent_app_country] => US [patent_app_date] => 2005-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 3004 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/142/07142380.pdf [firstpage_image] =>[orig_patent_app_number] => 11042578 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/042578
Magnetic recording/reproducing apparatus and magnetic recording/reproducing method Jan 23, 2005 Issued
Array ( [id] => 506887 [patent_doc_number] => 07206158 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-04-17 [patent_title] => 'Disk drive for quickly retracting head to retract area, and emergency head-unload control circuit for use in the disk drive' [patent_app_type] => utility [patent_app_number] => 11/038049 [patent_app_country] => US [patent_app_date] => 2005-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5611 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/206/07206158.pdf [firstpage_image] =>[orig_patent_app_number] => 11038049 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/038049
Disk drive for quickly retracting head to retract area, and emergency head-unload control circuit for use in the disk drive Jan 20, 2005 Issued
Array ( [id] => 506887 [patent_doc_number] => 07206158 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-04-17 [patent_title] => 'Disk drive for quickly retracting head to retract area, and emergency head-unload control circuit for use in the disk drive' [patent_app_type] => utility [patent_app_number] => 11/038049 [patent_app_country] => US [patent_app_date] => 2005-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5611 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/206/07206158.pdf [firstpage_image] =>[orig_patent_app_number] => 11038049 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/038049
Disk drive for quickly retracting head to retract area, and emergency head-unload control circuit for use in the disk drive Jan 20, 2005 Issued
Array ( [id] => 713791 [patent_doc_number] => 07057844 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-06-06 [patent_title] => 'Method and apparatus for head positioning control in a disk drive' [patent_app_type] => utility [patent_app_number] => 11/037167 [patent_app_country] => US [patent_app_date] => 2005-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 3993 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/057/07057844.pdf [firstpage_image] =>[orig_patent_app_number] => 11037167 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/037167
Method and apparatus for head positioning control in a disk drive Jan 18, 2005 Issued
Array ( [id] => 657111 [patent_doc_number] => 07110214 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-09-19 [patent_title] => 'Disk drive to implement a seek operation utilizing a deceleration velocity profile that mathematically models BEMFs' [patent_app_type] => utility [patent_app_number] => 11/039401 [patent_app_country] => US [patent_app_date] => 2005-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5902 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/110/07110214.pdf [firstpage_image] =>[orig_patent_app_number] => 11039401 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/039401
Disk drive to implement a seek operation utilizing a deceleration velocity profile that mathematically models BEMFs Jan 17, 2005 Issued
Array ( [id] => 580659 [patent_doc_number] => 07463441 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-12-09 [patent_title] => 'Automatic data update method of data storage system and disk drive using the same' [patent_app_type] => utility [patent_app_number] => 11/036348 [patent_app_country] => US [patent_app_date] => 2005-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3213 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/463/07463441.pdf [firstpage_image] =>[orig_patent_app_number] => 11036348 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/036348
Automatic data update method of data storage system and disk drive using the same Jan 17, 2005 Issued
Array ( [id] => 5692689 [patent_doc_number] => 20060152835 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-07-13 [patent_title] => 'Method of forming a servo pattern on a rigid magnetic recording disk' [patent_app_type] => utility [patent_app_number] => 11/036426 [patent_app_country] => US [patent_app_date] => 2005-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4760 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0152/20060152835.pdf [firstpage_image] =>[orig_patent_app_number] => 11036426 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/036426
Method of forming a servo pattern on a rigid magnetic recording disk Jan 12, 2005 Issued
Array ( [id] => 7171761 [patent_doc_number] => 20050122611 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-06-09 [patent_title] => 'Semiconductor device and a disk drive apparatus employing such a semiconductor device' [patent_app_type] => utility [patent_app_number] => 11/033309 [patent_app_country] => US [patent_app_date] => 2005-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2972 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0122/20050122611.pdf [firstpage_image] =>[orig_patent_app_number] => 11033309 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/033309
Semiconductor device and a disk drive apparatus employing such a semiconductor device Jan 11, 2005 Issued
Array ( [id] => 5692690 [patent_doc_number] => 20060152836 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-07-13 [patent_title] => 'Method and apparatus for encoding and decoding a runout correction bit pattern of servo field' [patent_app_type] => utility [patent_app_number] => 11/034133 [patent_app_country] => US [patent_app_date] => 2005-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2421 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0152/20060152836.pdf [firstpage_image] =>[orig_patent_app_number] => 11034133 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/034133
Method and apparatus for encoding and decoding a runout correction bit pattern of servo field Jan 11, 2005 Issued
Array ( [id] => 7134476 [patent_doc_number] => 20050180041 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-08-18 [patent_title] => 'Disk storage systems' [patent_app_type] => utility [patent_app_number] => 11/033258 [patent_app_country] => US [patent_app_date] => 2005-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 9670 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0180/20050180041.pdf [firstpage_image] =>[orig_patent_app_number] => 11033258 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/033258
Disk storage systems Jan 11, 2005 Issued
Array ( [id] => 5692705 [patent_doc_number] => 20060152851 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-07-13 [patent_title] => 'Planar servo format verifier head' [patent_app_type] => utility [patent_app_number] => 11/034494 [patent_app_country] => US [patent_app_date] => 2005-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3065 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0152/20060152851.pdf [firstpage_image] =>[orig_patent_app_number] => 11034494 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/034494
Planar servo format verifier head Jan 11, 2005 Issued
Array ( [id] => 5263449 [patent_doc_number] => 20090116134 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-05-07 [patent_title] => 'Methods and Apparatus for Controlling Write Driver Current' [patent_app_type] => utility [patent_app_number] => 11/576486 [patent_app_country] => US [patent_app_date] => 2005-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 6756 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0116/20090116134.pdf [firstpage_image] =>[orig_patent_app_number] => 11576486 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/576486
Methods and apparatus for controlling write driver current Jan 10, 2005 Issued
Array ( [id] => 727884 [patent_doc_number] => 07046476 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-05-16 [patent_title] => 'Method apparatus and system for accessing discontinuous media tracks' [patent_app_type] => utility [patent_app_number] => 11/032355 [patent_app_country] => US [patent_app_date] => 2005-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5054 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/046/07046476.pdf [firstpage_image] =>[orig_patent_app_number] => 11032355 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/032355
Method apparatus and system for accessing discontinuous media tracks Jan 9, 2005 Issued
Array ( [id] => 919537 [patent_doc_number] => 07324301 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-01-29 [patent_title] => 'Striping data simultaneously across multiple platter surfaces' [patent_app_type] => utility [patent_app_number] => 11/031878 [patent_app_country] => US [patent_app_date] => 2005-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 6 [patent_no_of_words] => 4367 [patent_no_of_claims] => 77 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/324/07324301.pdf [firstpage_image] =>[orig_patent_app_number] => 11031878 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/031878
Striping data simultaneously across multiple platter surfaces Jan 9, 2005 Issued
Array ( [id] => 5692693 [patent_doc_number] => 20060152839 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-07-13 [patent_title] => 'Storage medium with overcoat layer for enhanced heating' [patent_app_type] => utility [patent_app_number] => 11/031849 [patent_app_country] => US [patent_app_date] => 2005-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 4208 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0152/20060152839.pdf [firstpage_image] =>[orig_patent_app_number] => 11031849 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/031849
Storage medium with overcoat layer for enhanced heating Jan 6, 2005 Issued
Array ( [id] => 780753 [patent_doc_number] => 06995941 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-02-07 [patent_title] => 'Method for improving head position determination in a disk drive' [patent_app_type] => utility [patent_app_number] => 11/031616 [patent_app_country] => US [patent_app_date] => 2005-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 3975 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/995/06995941.pdf [firstpage_image] =>[orig_patent_app_number] => 11031616 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/031616
Method for improving head position determination in a disk drive Jan 6, 2005 Issued
Array ( [id] => 727864 [patent_doc_number] => 07046468 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-05-16 [patent_title] => 'Semiconductor integrated circuit and magnetic storage device using the same' [patent_app_type] => utility [patent_app_number] => 11/030067 [patent_app_country] => US [patent_app_date] => 2005-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 8185 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/046/07046468.pdf [firstpage_image] =>[orig_patent_app_number] => 11030067 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/030067
Semiconductor integrated circuit and magnetic storage device using the same Jan 6, 2005 Issued
Array ( [id] => 5629965 [patent_doc_number] => 20060146433 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-07-06 [patent_title] => 'Method for determining unique write inhibit thresholds for individual heads for maximizing file servo performance' [patent_app_type] => utility [patent_app_number] => 11/031291 [patent_app_country] => US [patent_app_date] => 2005-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 5042 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0146/20060146433.pdf [firstpage_image] =>[orig_patent_app_number] => 11031291 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/031291
Method for determining unique write inhibit thresholds for individual heads for maximizing file servo performance Jan 5, 2005 Issued
Array ( [id] => 502759 [patent_doc_number] => 07209312 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2007-04-24 [patent_title] => 'Self-servo-write using ramp-tracks' [patent_app_type] => utility [patent_app_number] => 11/030619 [patent_app_country] => US [patent_app_date] => 2005-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 23 [patent_no_of_words] => 8050 [patent_no_of_claims] => 64 [patent_no_of_ind_claims] => 14 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/209/07209312.pdf [firstpage_image] =>[orig_patent_app_number] => 11030619 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/030619
Self-servo-write using ramp-tracks Jan 4, 2005 Issued
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