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] => 7188261 [patent_doc_number] => 20050162773 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-07-28 [patent_title] => 'Storage device control method, motor control method, and storage device' [patent_app_type] => utility [patent_app_number] => 11/030700 [patent_app_country] => US [patent_app_date] => 2005-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 8496 [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/A1/0162/20050162773.pdf [firstpage_image] =>[orig_patent_app_number] => 11030700 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/030700
Storage device control method, motor control method, and storage device Jan 4, 2005 Issued
Array ( [id] => 5629964 [patent_doc_number] => 20060146432 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-07-06 [patent_title] => 'Methods for detecting contact between a read-write head and the accessed disk surface in a hard disk drive' [patent_app_type] => utility [patent_app_number] => 11/028115 [patent_app_country] => US [patent_app_date] => 2004-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 7240 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0146/20060146432.pdf [firstpage_image] =>[orig_patent_app_number] => 11028115 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/028115
Methods for detecting contact between a read-write head and the accessed disk surface in a hard disk drive Dec 29, 2004 Issued
Array ( [id] => 553491 [patent_doc_number] => 07167326 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2007-01-23 [patent_title] => 'Tape drive that supports update-in-place' [patent_app_type] => utility [patent_app_number] => 11/026079 [patent_app_country] => US [patent_app_date] => 2004-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 3880 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/167/07167326.pdf [firstpage_image] =>[orig_patent_app_number] => 11026079 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/026079
Tape drive that supports update-in-place Dec 29, 2004 Issued
Array ( [id] => 621550 [patent_doc_number] => 07142385 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-11-28 [patent_title] => 'Method, apparatus and program storage device for magnetic disk drive protection' [patent_app_type] => utility [patent_app_number] => 11/021146 [patent_app_country] => US [patent_app_date] => 2004-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 13613 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/142/07142385.pdf [firstpage_image] =>[orig_patent_app_number] => 11021146 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/021146
Method, apparatus and program storage device for magnetic disk drive protection Dec 22, 2004 Issued
Array ( [id] => 6910920 [patent_doc_number] => 20050174678 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-08-11 [patent_title] => 'Stepping power consumption levels in a hard disk drive to maximize performance while minimizing power consumption' [patent_app_type] => utility [patent_app_number] => 11/021659 [patent_app_country] => US [patent_app_date] => 2004-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6830 [patent_no_of_claims] => 15 [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/A1/0174/20050174678.pdf [firstpage_image] =>[orig_patent_app_number] => 11021659 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/021659
Stepping power consumption levels in a hard disk drive to maximize performance while minimizing power consumption Dec 21, 2004 Abandoned
Array ( [id] => 7003549 [patent_doc_number] => 20050168862 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-08-04 [patent_title] => 'Hard disk drive calibration method and apparatus' [patent_app_type] => utility [patent_app_number] => 11/008571 [patent_app_country] => US [patent_app_date] => 2004-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5923 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0168/20050168862.pdf [firstpage_image] =>[orig_patent_app_number] => 11008571 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/008571
Hard disk drive calibration method and apparatus Dec 9, 2004 Issued
Array ( [id] => 804552 [patent_doc_number] => 07423834 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2008-09-09 [patent_title] => 'Convolution based multiple harmonic frequency repeatable runout compensation method and apparatus' [patent_app_type] => utility [patent_app_number] => 11/005130 [patent_app_country] => US [patent_app_date] => 2004-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 4389 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/423/07423834.pdf [firstpage_image] =>[orig_patent_app_number] => 11005130 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/005130
Convolution based multiple harmonic frequency repeatable runout compensation method and apparatus Dec 5, 2004 Issued
Array ( [id] => 429801 [patent_doc_number] => 07268967 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-09-11 [patent_title] => 'Linear-type tape storage magnetic head device' [patent_app_type] => utility [patent_app_number] => 11/005264 [patent_app_country] => US [patent_app_date] => 2004-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 4448 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/268/07268967.pdf [firstpage_image] =>[orig_patent_app_number] => 11005264 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/005264
Linear-type tape storage magnetic head device Dec 5, 2004 Issued
Array ( [id] => 530782 [patent_doc_number] => 07187512 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2007-03-06 [patent_title] => 'Method and system for actively controlling and reducing induced electrostatic voltage on a magnetic storage disk' [patent_app_type] => utility [patent_app_number] => 11/004133 [patent_app_country] => US [patent_app_date] => 2004-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 3683 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/187/07187512.pdf [firstpage_image] =>[orig_patent_app_number] => 11004133 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/004133
Method and system for actively controlling and reducing induced electrostatic voltage on a magnetic storage disk Dec 2, 2004 Issued
Array ( [id] => 5746656 [patent_doc_number] => 20060109586 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-05-25 [patent_title] => 'Disk drive with a dual-stage actuator and failure detection and recovery system for the secondary actuator' [patent_app_type] => utility [patent_app_number] => 10/997153 [patent_app_country] => US [patent_app_date] => 2004-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 8190 [patent_no_of_claims] => 41 [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/A1/0109/20060109586.pdf [firstpage_image] =>[orig_patent_app_number] => 10997153 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/997153
Disk drive with a dual-stage actuator and failure detection and recovery system for the secondary actuator Nov 23, 2004 Issued
Array ( [id] => 6985500 [patent_doc_number] => 20050154936 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-07-14 [patent_title] => 'Information processing equipment and data transfer method' [patent_app_type] => utility [patent_app_number] => 10/991424 [patent_app_country] => US [patent_app_date] => 2004-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 9530 [patent_no_of_claims] => 6 [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/A1/0154/20050154936.pdf [firstpage_image] =>[orig_patent_app_number] => 10991424 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/991424
Information processing equipment and data transfer method Nov 18, 2004 Issued
Array ( [id] => 7141577 [patent_doc_number] => 20050117245 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-06-02 [patent_title] => 'Apparatus and method for unlatching a head within a data storage device' [patent_app_type] => utility [patent_app_number] => 10/986581 [patent_app_country] => US [patent_app_date] => 2004-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6417 [patent_no_of_claims] => 25 [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/A1/0117/20050117245.pdf [firstpage_image] =>[orig_patent_app_number] => 10986581 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/986581
Apparatus and method for unlatching a head within a data storage device Nov 11, 2004 Issued
Array ( [id] => 5775332 [patent_doc_number] => 20060103972 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-05-18 [patent_title] => 'Flexible data TPI in hard disk drives' [patent_app_type] => utility [patent_app_number] => 10/986684 [patent_app_country] => US [patent_app_date] => 2004-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1953 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 15 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0103/20060103972.pdf [firstpage_image] =>[orig_patent_app_number] => 10986684 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/986684
Flexible data TPI in hard disk drives Nov 11, 2004 Abandoned
Array ( [id] => 6937572 [patent_doc_number] => 20050111133 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-05-26 [patent_title] => 'Apparatus and method for controlling head unload operation in disk drive' [patent_app_type] => utility [patent_app_number] => 10/985873 [patent_app_country] => US [patent_app_date] => 2004-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6788 [patent_no_of_claims] => 15 [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/A1/0111/20050111133.pdf [firstpage_image] =>[orig_patent_app_number] => 10985873 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/985873
Apparatus and method for controlling head unload operation in disk drive Nov 11, 2004 Issued
Array ( [id] => 5864193 [patent_doc_number] => 20060098323 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-05-11 [patent_title] => 'System and method for controlling the speed of a tape drive' [patent_app_type] => utility [patent_app_number] => 10/985443 [patent_app_country] => US [patent_app_date] => 2004-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3598 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0098/20060098323.pdf [firstpage_image] =>[orig_patent_app_number] => 10985443 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/985443
System and method for controlling the speed of a tape drive Nov 9, 2004 Issued
Array ( [id] => 6904325 [patent_doc_number] => 20050099720 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-05-12 [patent_title] => 'Method, medium, and apparatus for offline self servo writing and disk drive using the same' [patent_app_type] => utility [patent_app_number] => 10/984746 [patent_app_country] => US [patent_app_date] => 2004-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3896 [patent_no_of_claims] => 28 [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/A1/0099/20050099720.pdf [firstpage_image] =>[orig_patent_app_number] => 10984746 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/984746
Method, medium, and apparatus for offline self servo writing and disk drive using the same Nov 9, 2004 Issued
Array ( [id] => 5864198 [patent_doc_number] => 20060098328 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-05-11 [patent_title] => 'SYSTEM AND METHOD FOR TAPE DRIVE CONTROL' [patent_app_type] => utility [patent_app_number] => 10/985434 [patent_app_country] => US [patent_app_date] => 2004-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3290 [patent_no_of_claims] => 11 [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/A1/0098/20060098328.pdf [firstpage_image] =>[orig_patent_app_number] => 10985434 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/985434
System and method for tape drive control Nov 9, 2004 Issued
Array ( [id] => 571730 [patent_doc_number] => 07158325 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2007-01-02 [patent_title] => 'Disk drive head touchdown detection with improved discrimination' [patent_app_type] => utility [patent_app_number] => 10/984559 [patent_app_country] => US [patent_app_date] => 2004-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 13 [patent_no_of_words] => 2860 [patent_no_of_claims] => 130 [patent_no_of_ind_claims] => 12 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/158/07158325.pdf [firstpage_image] =>[orig_patent_app_number] => 10984559 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/984559
Disk drive head touchdown detection with improved discrimination Nov 7, 2004 Issued
Array ( [id] => 5864196 [patent_doc_number] => 20060098326 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-05-11 [patent_title] => 'Methods for increasing the usable position error signal (PES) region' [patent_app_type] => utility [patent_app_number] => 10/983376 [patent_app_country] => US [patent_app_date] => 2004-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 10393 [patent_no_of_claims] => 42 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0098/20060098326.pdf [firstpage_image] =>[orig_patent_app_number] => 10983376 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/983376
Methods for increasing the usable position error signal (PES) region Nov 7, 2004 Issued
Array ( [id] => 665421 [patent_doc_number] => 07102840 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-09-05 [patent_title] => 'Disc apparatus and servo pattern write method thereof' [patent_app_type] => utility [patent_app_number] => 10/983042 [patent_app_country] => US [patent_app_date] => 2004-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 18 [patent_no_of_words] => 6804 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/102/07102840.pdf [firstpage_image] =>[orig_patent_app_number] => 10983042 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/983042
Disc apparatus and servo pattern write method thereof Nov 7, 2004 Issued
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