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] => 4500120 [patent_doc_number] => 07957086 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-06-07 [patent_title] => 'Hard disk drive apparatus, method to control flying height of magnetic head thereof, and recording media for computer program therefor' [patent_app_type] => utility [patent_app_number] => 12/031943 [patent_app_country] => US [patent_app_date] => 2008-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7376 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/957/07957086.pdf [firstpage_image] =>[orig_patent_app_number] => 12031943 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/031943
Hard disk drive apparatus, method to control flying height of magnetic head thereof, and recording media for computer program therefor Feb 14, 2008 Issued
Array ( [id] => 4458843 [patent_doc_number] => 07894151 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-02-22 [patent_title] => '“Flat analog” AFE coupled with an all digital architecture compensation read channel' [patent_app_type] => utility [patent_app_number] => 12/032137 [patent_app_country] => US [patent_app_date] => 2008-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 6131 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/894/07894151.pdf [firstpage_image] =>[orig_patent_app_number] => 12032137 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/032137
“Flat analog” AFE coupled with an all digital architecture compensation read channel Feb 14, 2008 Issued
Array ( [id] => 4464741 [patent_doc_number] => 07880988 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-02-01 [patent_title] => 'Hard disk drive and associated method for optimizing write parameters' [patent_app_type] => utility [patent_app_number] => 12/031922 [patent_app_country] => US [patent_app_date] => 2008-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3245 [patent_no_of_claims] => 14 [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/07/880/07880988.pdf [firstpage_image] =>[orig_patent_app_number] => 12031922 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/031922
Hard disk drive and associated method for optimizing write parameters Feb 14, 2008 Issued
Array ( [id] => 4725394 [patent_doc_number] => 20080204935 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-08-28 [patent_title] => 'ORIGINAL DISK FABRICATION METHOD, MAGNETIC RECORDING MEDIUM MANUFACTURING METHOD AND MAGNETIC RECORDING MEDIUM' [patent_app_type] => utility [patent_app_number] => 12/031972 [patent_app_country] => US [patent_app_date] => 2008-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 7584 [patent_no_of_claims] => 7 [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/A1/0204/20080204935.pdf [firstpage_image] =>[orig_patent_app_number] => 12031972 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/031972
Original disk fabrication method, magnetic recording medium manufacturing method and magnetic recording medium Feb 14, 2008 Issued
Array ( [id] => 56159 [patent_doc_number] => 07768730 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-08-03 [patent_title] => 'Base line control electronics architecture' [patent_app_type] => utility [patent_app_number] => 12/032045 [patent_app_country] => US [patent_app_date] => 2008-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 6672 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/768/07768730.pdf [firstpage_image] =>[orig_patent_app_number] => 12032045 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/032045
Base line control electronics architecture Feb 14, 2008 Issued
Array ( [id] => 64482 [patent_doc_number] => 07764455 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-07-27 [patent_title] => 'Method and apparatus for detecting defects of servo data in a disk drive' [patent_app_type] => utility [patent_app_number] => 12/031375 [patent_app_country] => US [patent_app_date] => 2008-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 6004 [patent_no_of_claims] => 14 [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/07/764/07764455.pdf [firstpage_image] =>[orig_patent_app_number] => 12031375 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/031375
Method and apparatus for detecting defects of servo data in a disk drive Feb 13, 2008 Issued
Array ( [id] => 6798 [patent_doc_number] => 07813067 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2010-10-12 [patent_title] => 'Accumulator for non-return to zero (NRZ) linear feedback shift register (LFSR) in controller for disk drive' [patent_app_type] => utility [patent_app_number] => 12/031627 [patent_app_country] => US [patent_app_date] => 2008-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 4770 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/813/07813067.pdf [firstpage_image] =>[orig_patent_app_number] => 12031627 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/031627
Accumulator for non-return to zero (NRZ) linear feedback shift register (LFSR) in controller for disk drive Feb 13, 2008 Issued
Array ( [id] => 4547842 [patent_doc_number] => 07876518 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-01-25 [patent_title] => 'Certify testing apparatus and certify testing method' [patent_app_type] => utility [patent_app_number] => 12/031044 [patent_app_country] => US [patent_app_date] => 2008-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 5327 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/876/07876518.pdf [firstpage_image] =>[orig_patent_app_number] => 12031044 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/031044
Certify testing apparatus and certify testing method Feb 13, 2008 Issued
Array ( [id] => 308352 [patent_doc_number] => 07532429 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-05-12 [patent_title] => 'Write-head positioning method and disk drive' [patent_app_type] => utility [patent_app_number] => 12/030446 [patent_app_country] => US [patent_app_date] => 2008-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 4213 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/532/07532429.pdf [firstpage_image] =>[orig_patent_app_number] => 12030446 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/030446
Write-head positioning method and disk drive Feb 12, 2008 Issued
Array ( [id] => 4871757 [patent_doc_number] => 20080198491 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-08-21 [patent_title] => 'METHOD OF SETTING WRITE FACTOR IN HARD DISK DRIVE AND HARD DISK DRIVE USING THE SAME' [patent_app_type] => utility [patent_app_number] => 12/029719 [patent_app_country] => US [patent_app_date] => 2008-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3440 [patent_no_of_claims] => 20 [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/A1/0198/20080198491.pdf [firstpage_image] =>[orig_patent_app_number] => 12029719 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/029719
Method of setting write factor in hard disk drive and hard disk drive using the same Feb 11, 2008 Issued
Array ( [id] => 4570451 [patent_doc_number] => 07839591 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2010-11-23 [patent_title] => 'Disk drive comprising index spiral track identified by change in sync mark' [patent_app_type] => utility [patent_app_number] => 12/028974 [patent_app_country] => US [patent_app_date] => 2008-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 15 [patent_no_of_words] => 4808 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/839/07839591.pdf [firstpage_image] =>[orig_patent_app_number] => 12028974 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/028974
Disk drive comprising index spiral track identified by change in sync mark Feb 10, 2008 Issued
Array ( [id] => 4506546 [patent_doc_number] => 07920351 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-04-05 [patent_title] => 'Method of setting AC erase frequency and AC erase method based on data frequency' [patent_app_type] => utility [patent_app_number] => 12/028931 [patent_app_country] => US [patent_app_date] => 2008-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3162 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/920/07920351.pdf [firstpage_image] =>[orig_patent_app_number] => 12028931 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/028931
Method of setting AC erase frequency and AC erase method based on data frequency Feb 10, 2008 Issued
Array ( [id] => 186639 [patent_doc_number] => 07649710 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-01-19 [patent_title] => 'Moving magnet actuation of tape head' [patent_app_type] => utility [patent_app_number] => 12/028676 [patent_app_country] => US [patent_app_date] => 2008-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 5722 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/649/07649710.pdf [firstpage_image] =>[orig_patent_app_number] => 12028676 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/028676
Moving magnet actuation of tape head Feb 7, 2008 Issued
Array ( [id] => 4570523 [patent_doc_number] => 07839598 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-11-23 [patent_title] => 'Balanced linkage actuation of tape head' [patent_app_type] => utility [patent_app_number] => 12/028690 [patent_app_country] => US [patent_app_date] => 2008-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 5863 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/839/07839598.pdf [firstpage_image] =>[orig_patent_app_number] => 12028690 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/028690
Balanced linkage actuation of tape head Feb 7, 2008 Issued
Array ( [id] => 5359314 [patent_doc_number] => 20090034108 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-02-05 [patent_title] => 'TRANSFER METHOD, TRANSFER APPARATUS, AND RECORDING MEDIUM' [patent_app_type] => utility [patent_app_number] => 12/028540 [patent_app_country] => US [patent_app_date] => 2008-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 9049 [patent_no_of_claims] => 17 [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/A1/0034/20090034108.pdf [firstpage_image] =>[orig_patent_app_number] => 12028540 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/028540
Transfer method, transfer apparatus, and recording medium Feb 7, 2008 Issued
Array ( [id] => 5478645 [patent_doc_number] => 20090201602 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-08-13 [patent_title] => 'LONG-TERM ASYMMETRY TRACKING IN MAGNETIC RECORDING DEVICES' [patent_app_type] => utility [patent_app_number] => 12/028131 [patent_app_country] => US [patent_app_date] => 2008-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3780 [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/A1/0201/20090201602.pdf [firstpage_image] =>[orig_patent_app_number] => 12028131 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/028131
Long-term asymmetry tracking in magnetic recording devices Feb 7, 2008 Issued
Array ( [id] => 4811746 [patent_doc_number] => 20080192377 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-08-14 [patent_title] => 'HARD DISK DRIVE APPARATUS, METHOD TO CONTROL FLYING ON DEMAND OF HARD DISK DRIVE APPARATUS USING THERMAL ASPERITY SIGNAL, AND RECORDING MEDIA FOR COMPUTER PROGRAM THEREOF' [patent_app_type] => utility [patent_app_number] => 12/026767 [patent_app_country] => US [patent_app_date] => 2008-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6136 [patent_no_of_claims] => 22 [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/A1/0192/20080192377.pdf [firstpage_image] =>[orig_patent_app_number] => 12026767 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/026767
Hard disk drive apparatus, method to control flying on demand of hard disk drive apparatus using thermal asperity signal, and recording media for computer program thereof Feb 5, 2008 Issued
Array ( [id] => 5525832 [patent_doc_number] => 20090195909 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-08-06 [patent_title] => 'GAIN CONTROL FOR DATA-DEPENDENT DETECTION IN MAGNETIC STORAGE READ CHANNELS' [patent_app_type] => utility [patent_app_number] => 12/027258 [patent_app_country] => US [patent_app_date] => 2008-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3776 [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/A1/0195/20090195909.pdf [firstpage_image] =>[orig_patent_app_number] => 12027258 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/027258
Gain control for data-dependent detection in magnetic storage read channels Feb 5, 2008 Issued
Array ( [id] => 4500110 [patent_doc_number] => 07957084 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-06-07 [patent_title] => 'Extraction of transducer position information from bit patterned magnetic media' [patent_app_type] => utility [patent_app_number] => 12/025222 [patent_app_country] => US [patent_app_date] => 2008-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 5149 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/957/07957084.pdf [firstpage_image] =>[orig_patent_app_number] => 12025222 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/025222
Extraction of transducer position information from bit patterned magnetic media Feb 3, 2008 Issued
Array ( [id] => 15834 [patent_doc_number] => 07808735 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-10-05 [patent_title] => 'Magnetic disc controller and method' [patent_app_type] => utility [patent_app_number] => 12/024878 [patent_app_country] => US [patent_app_date] => 2008-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 9262 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/808/07808735.pdf [firstpage_image] =>[orig_patent_app_number] => 12024878 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/024878
Magnetic disc controller and method Jan 31, 2008 Issued
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