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] => 5574044 [patent_doc_number] => 20090141405 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-06-04 [patent_title] => 'TRANSDUCER POSITIONING ASSEMBLY' [patent_app_type] => utility [patent_app_number] => 11/949892 [patent_app_country] => US [patent_app_date] => 2007-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2900 [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/A1/0141/20090141405.pdf [firstpage_image] =>[orig_patent_app_number] => 11949892 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/949892
Transducer positioning assembly Dec 3, 2007 Issued
Array ( [id] => 4953595 [patent_doc_number] => 20080186619 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-08-07 [patent_title] => 'Head-gap calculating device, storage device, head-gap calculating method, and computer product' [patent_app_type] => utility [patent_app_number] => 11/999123 [patent_app_country] => US [patent_app_date] => 2007-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4489 [patent_no_of_claims] => 12 [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/A1/0186/20080186619.pdf [firstpage_image] =>[orig_patent_app_number] => 11999123 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/999123
Head-gap calculating device, storage device, head-gap calculating method, and computer product Dec 3, 2007 Issued
Array ( [id] => 5562841 [patent_doc_number] => 20090135693 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-05-28 [patent_title] => 'Data recovery through eliminating adjacent track interference' [patent_app_type] => utility [patent_app_number] => 11/998396 [patent_app_country] => US [patent_app_date] => 2007-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1547 [patent_no_of_claims] => 12 [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/A1/0135/20090135693.pdf [firstpage_image] =>[orig_patent_app_number] => 11998396 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/998396
Data recovery through eliminating adjacent track interference Nov 27, 2007 Issued
Array ( [id] => 4464775 [patent_doc_number] => 07881002 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-02-01 [patent_title] => 'Method of increasing recording density of hard disc drive and controlling device thereof' [patent_app_type] => utility [patent_app_number] => 11/946074 [patent_app_country] => US [patent_app_date] => 2007-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 3762 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/881/07881002.pdf [firstpage_image] =>[orig_patent_app_number] => 11946074 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/946074
Method of increasing recording density of hard disc drive and controlling device thereof Nov 27, 2007 Issued
Array ( [id] => 4822864 [patent_doc_number] => 20080123209 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-05-29 [patent_title] => 'MAGNETIC RECORDING MEDIUM, RECORDING/REPRODUCING APPARATUS, AND STAMPER' [patent_app_type] => utility [patent_app_number] => 11/944485 [patent_app_country] => US [patent_app_date] => 2007-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 19797 [patent_no_of_claims] => 12 [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/A1/0123/20080123209.pdf [firstpage_image] =>[orig_patent_app_number] => 11944485 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/944485
Magnetic recording medium, recording/reproducing apparatus, and stamper Nov 22, 2007 Issued
Array ( [id] => 7802188 [patent_doc_number] => 08130464 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-03-06 [patent_title] => 'Method and system for compensating for tape deformation' [patent_app_type] => utility [patent_app_number] => 11/944115 [patent_app_country] => US [patent_app_date] => 2007-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3293 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/130/08130464.pdf [firstpage_image] =>[orig_patent_app_number] => 11944115 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/944115
Method and system for compensating for tape deformation Nov 20, 2007 Issued
Array ( [id] => 5276810 [patent_doc_number] => 20090128942 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-05-21 [patent_title] => 'Method for Determining Wear of a Data Storage Medium and Data Storage Device' [patent_app_type] => utility [patent_app_number] => 11/944250 [patent_app_country] => US [patent_app_date] => 2007-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3439 [patent_no_of_claims] => 25 [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/A1/0128/20090128942.pdf [firstpage_image] =>[orig_patent_app_number] => 11944250 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/944250
Method for determining wear of a data storage medium and data storage device Nov 20, 2007 Issued
Array ( [id] => 115358 [patent_doc_number] => 07715138 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2010-05-11 [patent_title] => 'Disk drive estimating a servo zone after synchronously detecting a servo sync mark' [patent_app_type] => utility [patent_app_number] => 11/943457 [patent_app_country] => US [patent_app_date] => 2007-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 2549 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/715/07715138.pdf [firstpage_image] =>[orig_patent_app_number] => 11943457 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/943457
Disk drive estimating a servo zone after synchronously detecting a servo sync mark Nov 19, 2007 Issued
Array ( [id] => 5276813 [patent_doc_number] => 20090128945 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-05-21 [patent_title] => 'DATA PROTECTION BASED ON SYSTEM VIBRATION MODES' [patent_app_type] => utility [patent_app_number] => 11/941260 [patent_app_country] => US [patent_app_date] => 2007-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6254 [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/A1/0128/20090128945.pdf [firstpage_image] =>[orig_patent_app_number] => 11941260 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/941260
Data protection based on system vibration modes Nov 15, 2007 Issued
Array ( [id] => 4783897 [patent_doc_number] => 20080137226 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-06-12 [patent_title] => 'Method and apparatus for testing servo data on a disk medium in a disk drive' [patent_app_type] => utility [patent_app_number] => 11/979596 [patent_app_country] => US [patent_app_date] => 2007-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3500 [patent_no_of_claims] => 13 [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/A1/0137/20080137226.pdf [firstpage_image] =>[orig_patent_app_number] => 11979596 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/979596
Method and apparatus for testing servo data on a disk medium in a disk drive Nov 5, 2007 Abandoned
Array ( [id] => 5263448 [patent_doc_number] => 20090116133 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-05-07 [patent_title] => 'LOGIC OPERATIONS ON A HARD DISK DRIVE' [patent_app_type] => utility [patent_app_number] => 11/933446 [patent_app_country] => US [patent_app_date] => 2007-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2224 [patent_no_of_claims] => 1 [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/A1/0116/20090116133.pdf [firstpage_image] =>[orig_patent_app_number] => 11933446 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/933446
Logic operations on a hard disk drive Oct 31, 2007 Issued
Array ( [id] => 360591 [patent_doc_number] => 07486470 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2009-02-03 [patent_title] => 'Hard disk drive vibration cancellation using adaptive filter' [patent_app_type] => utility [patent_app_number] => 11/982283 [patent_app_country] => US [patent_app_date] => 2007-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4527 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/486/07486470.pdf [firstpage_image] =>[orig_patent_app_number] => 11982283 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/982283
Hard disk drive vibration cancellation using adaptive filter Oct 30, 2007 Issued
Array ( [id] => 4467631 [patent_doc_number] => 07936532 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-05-03 [patent_title] => 'Selectively inhibiting transducer output responsive to detected jerk' [patent_app_type] => utility [patent_app_number] => 11/931623 [patent_app_country] => US [patent_app_date] => 2007-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 5310 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/936/07936532.pdf [firstpage_image] =>[orig_patent_app_number] => 11931623 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/931623
Selectively inhibiting transducer output responsive to detected jerk Oct 30, 2007 Issued
Array ( [id] => 360590 [patent_doc_number] => 07486469 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2009-02-03 [patent_title] => 'Minimizing a mechanical mode excitation utilizing a generated seek trajectory' [patent_app_type] => utility [patent_app_number] => 11/981929 [patent_app_country] => US [patent_app_date] => 2007-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3531 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/486/07486469.pdf [firstpage_image] =>[orig_patent_app_number] => 11981929 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/981929
Minimizing a mechanical mode excitation utilizing a generated seek trajectory Oct 30, 2007 Issued
Array ( [id] => 104409 [patent_doc_number] => 07729075 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-06-01 [patent_title] => 'Low-power read channel for magnetic mass storage systems' [patent_app_type] => utility [patent_app_number] => 11/982261 [patent_app_country] => US [patent_app_date] => 2007-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3060 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/729/07729075.pdf [firstpage_image] =>[orig_patent_app_number] => 11982261 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/982261
Low-power read channel for magnetic mass storage systems Oct 30, 2007 Issued
Array ( [id] => 4784171 [patent_doc_number] => 20080137500 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-06-12 [patent_title] => 'Method and apparatus for controlling the movement of a head in a disk drive' [patent_app_type] => utility [patent_app_number] => 11/980449 [patent_app_country] => US [patent_app_date] => 2007-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5485 [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/A1/0137/20080137500.pdf [firstpage_image] =>[orig_patent_app_number] => 11980449 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/980449
Method and apparatus for controlling the movement of a head in a disk drive Oct 30, 2007 Abandoned
Array ( [id] => 4831614 [patent_doc_number] => 20080130160 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-06-05 [patent_title] => 'Method and apparatus for writing servo data in a disk drive using spiral servo patterns' [patent_app_type] => utility [patent_app_number] => 11/976822 [patent_app_country] => US [patent_app_date] => 2007-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3804 [patent_no_of_claims] => 11 [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/A1/0130/20080130160.pdf [firstpage_image] =>[orig_patent_app_number] => 11976822 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/976822
Method and apparatus for writing servo data in a disk drive using spiral servo patterns Oct 28, 2007 Issued
Array ( [id] => 85647 [patent_doc_number] => 07742253 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-06-22 [patent_title] => 'Storage device and control device' [patent_app_type] => utility [patent_app_number] => 11/975945 [patent_app_country] => US [patent_app_date] => 2007-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 4263 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/742/07742253.pdf [firstpage_image] =>[orig_patent_app_number] => 11975945 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/975945
Storage device and control device Oct 22, 2007 Issued
Array ( [id] => 4914145 [patent_doc_number] => 20080094745 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-04-24 [patent_title] => 'Playback equipment and supplying method in playback equipment' [patent_app_type] => utility [patent_app_number] => 11/976154 [patent_app_country] => US [patent_app_date] => 2007-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3098 [patent_no_of_claims] => 6 [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/A1/0094/20080094745.pdf [firstpage_image] =>[orig_patent_app_number] => 11976154 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/976154
Playback equipment and supplying method in playback equipment Oct 21, 2007 Abandoned
Array ( [id] => 5583999 [patent_doc_number] => 20090103201 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-04-23 [patent_title] => 'SYSTEM, METHOD, AND APPARATUS FOR PERFORMING METROLOGY ON PATTERNED MEDIA DISKS WITH TEST PATTERN AREAS' [patent_app_type] => utility [patent_app_number] => 11/857074 [patent_app_country] => US [patent_app_date] => 2007-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2548 [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/A1/0103/20090103201.pdf [firstpage_image] =>[orig_patent_app_number] => 11857074 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/857074
System, method and apparatus for performing metrology on patterned media disks with test pattern areas Oct 21, 2007 Issued
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