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] => 1057831 [patent_doc_number] => 06856480 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-02-15 [patent_title] => 'Phase tolerant servo gray code detector' [patent_app_type] => utility [patent_app_number] => 09/957224 [patent_app_country] => US [patent_app_date] => 2001-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 15 [patent_no_of_words] => 7278 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/856/06856480.pdf [firstpage_image] =>[orig_patent_app_number] => 09957224 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/957224
Phase tolerant servo gray code detector Sep 19, 2001 Issued
Array ( [id] => 1395470 [patent_doc_number] => 06567896 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-05-20 [patent_title] => 'System and method for deleting read-only head entries in multi-processor computer systems supporting cache coherence with mixed protocols' [patent_app_type] => B1 [patent_app_number] => 09/955559 [patent_app_country] => US [patent_app_date] => 2001-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 4647 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/567/06567896.pdf [firstpage_image] =>[orig_patent_app_number] => 09955559 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/955559
System and method for deleting read-only head entries in multi-processor computer systems supporting cache coherence with mixed protocols Sep 17, 2001 Issued
Array ( [id] => 793802 [patent_doc_number] => 06982849 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-01-03 [patent_title] => 'Method and apparatus for providing positional information on a disk' [patent_app_type] => utility [patent_app_number] => 09/952684 [patent_app_country] => US [patent_app_date] => 2001-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 17 [patent_no_of_words] => 3406 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/982/06982849.pdf [firstpage_image] =>[orig_patent_app_number] => 09952684 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/952684
Method and apparatus for providing positional information on a disk Sep 12, 2001 Issued
Array ( [id] => 1341349 [patent_doc_number] => 06597530 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-07-22 [patent_title] => 'Method and apparatus for disk drive seek control' [patent_app_type] => B2 [patent_app_number] => 09/935272 [patent_app_country] => US [patent_app_date] => 2001-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 19 [patent_no_of_words] => 6747 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 246 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/597/06597530.pdf [firstpage_image] =>[orig_patent_app_number] => 09935272 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/935272
Method and apparatus for disk drive seek control Aug 21, 2001 Issued
Array ( [id] => 704556 [patent_doc_number] => 07064919 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-06-20 [patent_title] => 'Disk storage apparatus' [patent_app_type] => utility [patent_app_number] => 09/907572 [patent_app_country] => US [patent_app_date] => 2001-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 12534 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/064/07064919.pdf [firstpage_image] =>[orig_patent_app_number] => 09907572 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/907572
Disk storage apparatus Jul 18, 2001 Issued
Array ( [id] => 1227077 [patent_doc_number] => 06700730 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-03-02 [patent_title] => 'Method of using an integral parameter for correct placement of a read/write head' [patent_app_type] => B1 [patent_app_number] => 09/856767 [patent_app_country] => US [patent_app_date] => 2001-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 5626 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/700/06700730.pdf [firstpage_image] =>[orig_patent_app_number] => 09856767 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/856767
Method of using an integral parameter for correct placement of a read/write head Jul 15, 2001 Issued
Array ( [id] => 6643147 [patent_doc_number] => 20030007277 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-09 [patent_title] => 'Apparatus and method for automated interconnection and disconnection of disk drive carrier in a system' [patent_app_type] => new [patent_app_number] => 09/898863 [patent_app_country] => US [patent_app_date] => 2001-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1793 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0007/20030007277.pdf [firstpage_image] =>[orig_patent_app_number] => 09898863 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/898863
Apparatus and method for automated interconnection and disconnection of disk drive carrier in a system Jul 2, 2001 Issued
Array ( [id] => 6748972 [patent_doc_number] => 20030043492 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-03-06 [patent_title] => 'Method and apparatus to read past EOD marker' [patent_app_type] => new [patent_app_number] => 09/884803 [patent_app_country] => US [patent_app_date] => 2001-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 4718 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0043/20030043492.pdf [firstpage_image] =>[orig_patent_app_number] => 09884803 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/884803
Method and apparatus to read past EOD marker Jun 17, 2001 Issued
Array ( [id] => 688877 [patent_doc_number] => 07079346 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-07-18 [patent_title] => 'Data storage methods and apparatus' [patent_app_type] => utility [patent_app_number] => 09/881778 [patent_app_country] => US [patent_app_date] => 2001-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 7966 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/079/07079346.pdf [firstpage_image] =>[orig_patent_app_number] => 09881778 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/881778
Data storage methods and apparatus Jun 13, 2001 Issued
Array ( [id] => 1104325 [patent_doc_number] => 06816334 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-11-09 [patent_title] => 'Information recording and reproducing device and tracking servo system therefor' [patent_app_type] => B2 [patent_app_number] => 09/881279 [patent_app_country] => US [patent_app_date] => 2001-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3797 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/816/06816334.pdf [firstpage_image] =>[orig_patent_app_number] => 09881279 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/881279
Information recording and reproducing device and tracking servo system therefor Jun 13, 2001 Issued
Array ( [id] => 1003553 [patent_doc_number] => 06909574 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-06-21 [patent_title] => 'Disk device conducting a disturbance compensation based on a time-interval measurement in reading servo sectors recorded on a disk' [patent_app_type] => utility [patent_app_number] => 09/880193 [patent_app_country] => US [patent_app_date] => 2001-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 15 [patent_no_of_words] => 5149 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/909/06909574.pdf [firstpage_image] =>[orig_patent_app_number] => 09880193 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/880193
Disk device conducting a disturbance compensation based on a time-interval measurement in reading servo sectors recorded on a disk Jun 12, 2001 Issued
Array ( [id] => 6588167 [patent_doc_number] => 20020015245 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-02-07 [patent_title] => 'Magnetic transfer apparatus' [patent_app_type] => new [patent_app_number] => 09/878927 [patent_app_country] => US [patent_app_date] => 2001-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4656 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0015/20020015245.pdf [firstpage_image] =>[orig_patent_app_number] => 09878927 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/878927
Magnetic transfer apparatus Jun 12, 2001 Issued
Array ( [id] => 6256960 [patent_doc_number] => 20020186498 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-12-12 [patent_title] => 'Disk drive with a pivot embedded torque generating track follow actuator and method therefor' [patent_app_type] => new [patent_app_number] => 09/877012 [patent_app_country] => US [patent_app_date] => 2001-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 5816 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0186/20020186498.pdf [firstpage_image] =>[orig_patent_app_number] => 09877012 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/877012
Disk drive with a pivot embedded torque generating track follow actuator and method therefor Jun 10, 2001 Issued
Array ( [id] => 1148702 [patent_doc_number] => 06778350 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-08-17 [patent_title] => 'Feed forward control of voice coil motor induced microactuator disturbance' [patent_app_type] => B2 [patent_app_number] => 09/877345 [patent_app_country] => US [patent_app_date] => 2001-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4277 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/778/06778350.pdf [firstpage_image] =>[orig_patent_app_number] => 09877345 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/877345
Feed forward control of voice coil motor induced microactuator disturbance Jun 7, 2001 Issued
Array ( [id] => 6593251 [patent_doc_number] => 20020085303 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-07-04 [patent_title] => 'Closed loop charge mode drive for piezo actuators using a DC restore amplifier' [patent_app_type] => new [patent_app_number] => 09/877675 [patent_app_country] => US [patent_app_date] => 2001-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 2725 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0085/20020085303.pdf [firstpage_image] =>[orig_patent_app_number] => 09877675 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/877675
Closed loop charge mode drive for piezo actuators using a DC restore amplifier Jun 7, 2001 Issued
Array ( [id] => 7628838 [patent_doc_number] => 06819521 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-11-16 [patent_title] => 'Repeated runout position error compensation in a disc drive servo system' [patent_app_type] => B2 [patent_app_number] => 09/877053 [patent_app_country] => US [patent_app_date] => 2001-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 4066 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 6 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/819/06819521.pdf [firstpage_image] =>[orig_patent_app_number] => 09877053 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/877053
Repeated runout position error compensation in a disc drive servo system Jun 7, 2001 Issued
Array ( [id] => 6505741 [patent_doc_number] => 20020191324 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-12-19 [patent_title] => 'Method for locating data tracks on a tape media' [patent_app_type] => new [patent_app_number] => 09/876705 [patent_app_country] => US [patent_app_date] => 2001-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4589 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0191/20020191324.pdf [firstpage_image] =>[orig_patent_app_number] => 09876705 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/876705
Method for locating data tracks on a tape media Jun 6, 2001 Issued
Array ( [id] => 6061737 [patent_doc_number] => 20020030920 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-03-14 [patent_title] => 'Feed-forward compensation of cage frequency using a reference head in a servo-writer' [patent_app_type] => new [patent_app_number] => 09/875884 [patent_app_country] => US [patent_app_date] => 2001-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 9904 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0030/20020030920.pdf [firstpage_image] =>[orig_patent_app_number] => 09875884 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/875884
Feed-forward compensation of cage frequency using a reference head in a servo-writer Jun 5, 2001 Abandoned
Array ( [id] => 1223292 [patent_doc_number] => 06704158 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-03-09 [patent_title] => 'Shear mode multilayered collocated micro-actuator for dual-stage servo controllers in disk drives' [patent_app_type] => B2 [patent_app_number] => 09/875413 [patent_app_country] => US [patent_app_date] => 2001-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 3605 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/704/06704158.pdf [firstpage_image] =>[orig_patent_app_number] => 09875413 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/875413
Shear mode multilayered collocated micro-actuator for dual-stage servo controllers in disk drives Jun 4, 2001 Issued
Array ( [id] => 1552955 [patent_doc_number] => 06446185 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2002-09-03 [patent_title] => 'Selective address translation in coherent memory replication' [patent_app_type] => B2 [patent_app_number] => 09/875233 [patent_app_country] => US [patent_app_date] => 2001-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 21 [patent_no_of_words] => 17330 [patent_no_of_claims] => 16 [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/06/446/06446185.pdf [firstpage_image] =>[orig_patent_app_number] => 09875233 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/875233
Selective address translation in coherent memory replication Jun 4, 2001 Issued
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