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] => 1577978 [patent_doc_number] => 06469858 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-10-22 [patent_title] => 'Motor current consumption control system for a flexible magnetic disk drive or the like' [patent_app_type] => B1 [patent_app_number] => 09/557385 [patent_app_country] => US [patent_app_date] => 2000-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6002 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/469/06469858.pdf [firstpage_image] =>[orig_patent_app_number] => 09557385 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/557385
Motor current consumption control system for a flexible magnetic disk drive or the like Apr 24, 2000 Issued
Array ( [id] => 1122642 [patent_doc_number] => 06798610 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-09-28 [patent_title] => 'Disk drive with self servo writing capability' [patent_app_type] => B1 [patent_app_number] => 09/556233 [patent_app_country] => US [patent_app_date] => 2000-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 4516 [patent_no_of_claims] => 60 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/798/06798610.pdf [firstpage_image] =>[orig_patent_app_number] => 09556233 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/556233
Disk drive with self servo writing capability Apr 23, 2000 Issued
Array ( [id] => 1599746 [patent_doc_number] => 06493176 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-12-10 [patent_title] => 'Disk drive with variable TPI servo tracks' [patent_app_type] => B1 [patent_app_number] => 09/556709 [patent_app_country] => US [patent_app_date] => 2000-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 5085 [patent_no_of_claims] => 60 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/493/06493176.pdf [firstpage_image] =>[orig_patent_app_number] => 09556709 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/556709
Disk drive with variable TPI servo tracks Apr 23, 2000 Issued
Array ( [id] => 1563869 [patent_doc_number] => 06437937 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-08-20 [patent_title] => 'Disk drive with high speed read/write capability' [patent_app_type] => B1 [patent_app_number] => 09/556710 [patent_app_country] => US [patent_app_date] => 2000-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 7785 [patent_no_of_claims] => 50 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/437/06437937.pdf [firstpage_image] =>[orig_patent_app_number] => 09556710 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/556710
Disk drive with high speed read/write capability Apr 23, 2000 Issued
Array ( [id] => 1319235 [patent_doc_number] => 06611396 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-08-26 [patent_title] => 'Disk level servo write' [patent_app_type] => B1 [patent_app_number] => 09/557401 [patent_app_country] => US [patent_app_date] => 2000-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3993 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/611/06611396.pdf [firstpage_image] =>[orig_patent_app_number] => 09557401 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/557401
Disk level servo write Apr 23, 2000 Issued
Array ( [id] => 1584967 [patent_doc_number] => 06424492 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-07-23 [patent_title] => 'Frequency based cartridge detection system' [patent_app_type] => B1 [patent_app_number] => 09/556534 [patent_app_country] => US [patent_app_date] => 2000-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 8251 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/424/06424492.pdf [firstpage_image] =>[orig_patent_app_number] => 09556534 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/556534
Frequency based cartridge detection system Apr 23, 2000 Issued
Array ( [id] => 1539222 [patent_doc_number] => 06412054 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-25 [patent_title] => 'Storage disk declustering method' [patent_app_type] => B1 [patent_app_number] => 09/556728 [patent_app_country] => US [patent_app_date] => 2000-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 5739 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/412/06412054.pdf [firstpage_image] =>[orig_patent_app_number] => 09556728 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/556728
Storage disk declustering method Apr 20, 2000 Issued
Array ( [id] => 1415534 [patent_doc_number] => 06538840 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-03-25 [patent_title] => 'Automatic method for optimizing throughput in a disc drive' [patent_app_type] => B1 [patent_app_number] => 09/552744 [patent_app_country] => US [patent_app_date] => 2000-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5093 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/538/06538840.pdf [firstpage_image] =>[orig_patent_app_number] => 09552744 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/552744
Automatic method for optimizing throughput in a disc drive Apr 18, 2000 Issued
Array ( [id] => 1599721 [patent_doc_number] => 06493169 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-12-10 [patent_title] => 'Disk drive employing spindle motor commutation time variation for reducing acoustic noise' [patent_app_type] => B1 [patent_app_number] => 09/551925 [patent_app_country] => US [patent_app_date] => 2000-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6479 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/493/06493169.pdf [firstpage_image] =>[orig_patent_app_number] => 09551925 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/551925
Disk drive employing spindle motor commutation time variation for reducing acoustic noise Apr 18, 2000 Issued
Array ( [id] => 1371167 [patent_doc_number] => 06574062 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-06-03 [patent_title] => 'Disk drive comprising a demand limit circuit for enhancing power management during spin down' [patent_app_type] => B1 [patent_app_number] => 09/552403 [patent_app_country] => US [patent_app_date] => 2000-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 14 [patent_no_of_words] => 6309 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/574/06574062.pdf [firstpage_image] =>[orig_patent_app_number] => 09552403 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/552403
Disk drive comprising a demand limit circuit for enhancing power management during spin down Apr 18, 2000 Issued
Array ( [id] => 1405167 [patent_doc_number] => 06549361 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-04-15 [patent_title] => 'Disk drive comprising spin down circuitry having a power clamp circuit for enhancing power and braking control' [patent_app_type] => B1 [patent_app_number] => 09/552400 [patent_app_country] => US [patent_app_date] => 2000-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 14 [patent_no_of_words] => 6454 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/549/06549361.pdf [firstpage_image] =>[orig_patent_app_number] => 09552400 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/552400
Disk drive comprising spin down circuitry having a power clamp circuit for enhancing power and braking control Apr 18, 2000 Issued
Array ( [id] => 7630562 [patent_doc_number] => 06636374 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-10-21 [patent_title] => 'Intelligent speed monitoring auto retract system' [patent_app_type] => B1 [patent_app_number] => 09/556887 [patent_app_country] => US [patent_app_date] => 2000-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4756 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 5 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/636/06636374.pdf [firstpage_image] =>[orig_patent_app_number] => 09556887 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/556887
Intelligent speed monitoring auto retract system Apr 18, 2000 Issued
Array ( [id] => 1520290 [patent_doc_number] => 06501613 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-12-31 [patent_title] => 'Generalized Fourier seek method and apparatus for a hard disk drive servomechanism' [patent_app_type] => B1 [patent_app_number] => 09/552112 [patent_app_country] => US [patent_app_date] => 2000-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 13 [patent_no_of_words] => 6097 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/501/06501613.pdf [firstpage_image] =>[orig_patent_app_number] => 09552112 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/552112
Generalized Fourier seek method and apparatus for a hard disk drive servomechanism Apr 18, 2000 Issued
Array ( [id] => 1431003 [patent_doc_number] => 06507887 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-01-14 [patent_title] => 'Binary data memory design with data stored in low-power sense' [patent_app_type] => B1 [patent_app_number] => 09/551087 [patent_app_country] => US [patent_app_date] => 2000-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3038 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/507/06507887.pdf [firstpage_image] =>[orig_patent_app_number] => 09551087 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/551087
Binary data memory design with data stored in low-power sense Apr 17, 2000 Issued
Array ( [id] => 1418643 [patent_doc_number] => 06546454 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-04-08 [patent_title] => 'Virtual machine with securely distributed bytecode verification' [patent_app_type] => B1 [patent_app_number] => 09/547225 [patent_app_country] => US [patent_app_date] => 2000-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5671 [patent_no_of_claims] => 63 [patent_no_of_ind_claims] => 14 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/546/06546454.pdf [firstpage_image] =>[orig_patent_app_number] => 09547225 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/547225
Virtual machine with securely distributed bytecode verification Apr 10, 2000 Issued
Array ( [id] => 1408898 [patent_doc_number] => 06545834 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-04-08 [patent_title] => 'Method and apparatus for dimensional tape width compensation in a tape drive system' [patent_app_type] => B1 [patent_app_number] => 09/546311 [patent_app_country] => US [patent_app_date] => 2000-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 5132 [patent_no_of_claims] => 50 [patent_no_of_ind_claims] => 13 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/545/06545834.pdf [firstpage_image] =>[orig_patent_app_number] => 09546311 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/546311
Method and apparatus for dimensional tape width compensation in a tape drive system Apr 9, 2000 Issued
Array ( [id] => 1394393 [patent_doc_number] => 06560059 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-05-06 [patent_title] => 'Method and apparatus for suppressing seek-induced vibration in a disc drive' [patent_app_type] => B1 [patent_app_number] => 09/544653 [patent_app_country] => US [patent_app_date] => 2000-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 4705 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/560/06560059.pdf [firstpage_image] =>[orig_patent_app_number] => 09544653 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/544653
Method and apparatus for suppressing seek-induced vibration in a disc drive Apr 4, 2000 Issued
Array ( [id] => 1577986 [patent_doc_number] => 06469860 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-10-22 [patent_title] => 'Damped tape head' [patent_app_type] => B1 [patent_app_number] => 09/543834 [patent_app_country] => US [patent_app_date] => 2000-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 4899 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/469/06469860.pdf [firstpage_image] =>[orig_patent_app_number] => 09543834 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/543834
Damped tape head Apr 4, 2000 Issued
Array ( [id] => 1287679 [patent_doc_number] => 06643088 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-11-04 [patent_title] => 'Magnetic disk drive and method of controlling a movement of carriage in an unload operation of head' [patent_app_type] => B1 [patent_app_number] => 09/522392 [patent_app_country] => US [patent_app_date] => 2000-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 11 [patent_no_of_words] => 7651 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/643/06643088.pdf [firstpage_image] =>[orig_patent_app_number] => 09522392 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/522392
Magnetic disk drive and method of controlling a movement of carriage in an unload operation of head Mar 9, 2000 Issued
Array ( [id] => 1287675 [patent_doc_number] => 06643087 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-11-04 [patent_title] => 'Disk drive with improved retract circuit and method' [patent_app_type] => B1 [patent_app_number] => 09/519142 [patent_app_country] => US [patent_app_date] => 2000-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 8816 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/643/06643087.pdf [firstpage_image] =>[orig_patent_app_number] => 09519142 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/519142
Disk drive with improved retract circuit and method Mar 5, 2000 Issued
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