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] => 394925 [patent_doc_number] => 07298578 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-11-20 [patent_title] => 'Magnetic recording medium and magnetic recording/reproducing apparatus' [patent_app_type] => utility [patent_app_number] => 11/759556 [patent_app_country] => US [patent_app_date] => 2007-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 27 [patent_no_of_words] => 18653 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 323 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/298/07298578.pdf [firstpage_image] =>[orig_patent_app_number] => 11759556 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/759556
Magnetic recording medium and magnetic recording/reproducing apparatus Jun 6, 2007 Issued
Array ( [id] => 394942 [patent_doc_number] => 07298582 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-11-20 [patent_title] => 'Magnetic recording medium and magnetic recording/reproducing apparatus' [patent_app_type] => utility [patent_app_number] => 11/759571 [patent_app_country] => US [patent_app_date] => 2007-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 27 [patent_no_of_words] => 18604 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 352 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/298/07298582.pdf [firstpage_image] =>[orig_patent_app_number] => 11759571 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/759571
Magnetic recording medium and magnetic recording/reproducing apparatus Jun 6, 2007 Issued
Array ( [id] => 394924 [patent_doc_number] => 07298577 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-11-20 [patent_title] => 'Magnetic recording medium and magnetic recording/reproducing apparatus' [patent_app_type] => utility [patent_app_number] => 11/759547 [patent_app_country] => US [patent_app_date] => 2007-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 27 [patent_no_of_words] => 18653 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 321 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/298/07298577.pdf [firstpage_image] =>[orig_patent_app_number] => 11759547 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/759547
Magnetic recording medium and magnetic recording/reproducing apparatus Jun 6, 2007 Issued
Array ( [id] => 124048 [patent_doc_number] => 07710681 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-05-04 [patent_title] => 'Optimizing tape speed for a sync operation' [patent_app_type] => utility [patent_app_number] => 11/759161 [patent_app_country] => US [patent_app_date] => 2007-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 4776 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/710/07710681.pdf [firstpage_image] =>[orig_patent_app_number] => 11759161 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/759161
Optimizing tape speed for a sync operation Jun 5, 2007 Issued
Array ( [id] => 4709670 [patent_doc_number] => 20080298196 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-12-04 [patent_title] => 'Mapping Defects on a Data Wedge Basis' [patent_app_type] => utility [patent_app_number] => 11/755948 [patent_app_country] => US [patent_app_date] => 2007-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3015 [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/A1/0298/20080298196.pdf [firstpage_image] =>[orig_patent_app_number] => 11755948 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/755948
Mapping defects on a data wedge basis May 30, 2007 Issued
Array ( [id] => 5061495 [patent_doc_number] => 20070223134 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-09-27 [patent_title] => 'MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING/REPRODUCING APPARATUS' [patent_app_type] => utility [patent_app_number] => 11/753039 [patent_app_country] => US [patent_app_date] => 2007-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 24 [patent_no_of_words] => 18597 [patent_no_of_claims] => 4 [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/A1/0223/20070223134.pdf [firstpage_image] =>[orig_patent_app_number] => 11753039 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/753039
Magnetic recording medium and magnetic recording/reproducing apparatus May 23, 2007 Issued
Array ( [id] => 174679 [patent_doc_number] => 07660061 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-02-09 [patent_title] => 'Integrated circuit interface with locking signal' [patent_app_type] => utility [patent_app_number] => 11/753286 [patent_app_country] => US [patent_app_date] => 2007-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2964 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/660/07660061.pdf [firstpage_image] =>[orig_patent_app_number] => 11753286 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/753286
Integrated circuit interface with locking signal May 23, 2007 Issued
Array ( [id] => 144007 [patent_doc_number] => 07688536 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-03-30 [patent_title] => 'Variable power write driver circuit' [patent_app_type] => utility [patent_app_number] => 11/752795 [patent_app_country] => US [patent_app_date] => 2007-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 16 [patent_no_of_words] => 4577 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/688/07688536.pdf [firstpage_image] =>[orig_patent_app_number] => 11752795 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/752795
Variable power write driver circuit May 22, 2007 Issued
Array ( [id] => 5030040 [patent_doc_number] => 20070271487 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-11-22 [patent_title] => 'METHOD OF DETECTING SCRATCH DEFECT IN CIRCUMFERENTIAL DIRECTION AND MAGNETIC DISK CERTIFIER' [patent_app_type] => utility [patent_app_number] => 11/751166 [patent_app_country] => US [patent_app_date] => 2007-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 10389 [patent_no_of_claims] => 16 [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/A1/0271/20070271487.pdf [firstpage_image] =>[orig_patent_app_number] => 11751166 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/751166
Method of detecting scratch defect in circumferential direction and magnetic disk certifier May 20, 2007 Issued
Array ( [id] => 308353 [patent_doc_number] => 07532430 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-05-12 [patent_title] => 'Magnetic recording medium and magnetic recording/reproducing apparatus' [patent_app_type] => utility [patent_app_number] => 11/750864 [patent_app_country] => US [patent_app_date] => 2007-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 27 [patent_no_of_words] => 18632 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 455 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/532/07532430.pdf [firstpage_image] =>[orig_patent_app_number] => 11750864 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/750864
Magnetic recording medium and magnetic recording/reproducing apparatus May 17, 2007 Issued
Array ( [id] => 4975826 [patent_doc_number] => 20070217057 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-09-20 [patent_title] => 'MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING/REPRODUCING APPARATUS' [patent_app_type] => utility [patent_app_number] => 11/750861 [patent_app_country] => US [patent_app_date] => 2007-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 24 [patent_no_of_words] => 18582 [patent_no_of_claims] => 4 [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/A1/0217/20070217057.pdf [firstpage_image] =>[orig_patent_app_number] => 11750861 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/750861
Magnetic recording medium and magnetic recording/reproducing apparatus May 17, 2007 Issued
Array ( [id] => 394919 [patent_doc_number] => 07298576 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-11-20 [patent_title] => 'Magnetic recording medium and magnetic recording/reproducing apparatus' [patent_app_type] => utility [patent_app_number] => 11/750852 [patent_app_country] => US [patent_app_date] => 2007-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 27 [patent_no_of_words] => 18604 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 357 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/298/07298576.pdf [firstpage_image] =>[orig_patent_app_number] => 11750852 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/750852
Magnetic recording medium and magnetic recording/reproducing apparatus May 17, 2007 Issued
Array ( [id] => 4975825 [patent_doc_number] => 20070217056 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-09-20 [patent_title] => 'MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING/REPRODUCING APPARATUS' [patent_app_type] => utility [patent_app_number] => 11/750795 [patent_app_country] => US [patent_app_date] => 2007-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 24 [patent_no_of_words] => 18595 [patent_no_of_claims] => 8 [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/A1/0217/20070217056.pdf [firstpage_image] =>[orig_patent_app_number] => 11750795 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/750795
MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING/REPRODUCING APPARATUS May 17, 2007 Abandoned
Array ( [id] => 315777 [patent_doc_number] => 07525755 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-04-28 [patent_title] => 'Magnetic recording medium and magnetic recording/reproducing apparatus' [patent_app_type] => utility [patent_app_number] => 11/750848 [patent_app_country] => US [patent_app_date] => 2007-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 27 [patent_no_of_words] => 18645 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 403 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/525/07525755.pdf [firstpage_image] =>[orig_patent_app_number] => 11750848 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/750848
Magnetic recording medium and magnetic recording/reproducing apparatus May 17, 2007 Issued
Array ( [id] => 5061494 [patent_doc_number] => 20070223133 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-09-27 [patent_title] => 'MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING/REPRODUCING APPARATUS' [patent_app_type] => utility [patent_app_number] => 11/750857 [patent_app_country] => US [patent_app_date] => 2007-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 24 [patent_no_of_words] => 18645 [patent_no_of_claims] => 5 [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/A1/0223/20070223133.pdf [firstpage_image] =>[orig_patent_app_number] => 11750857 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/750857
MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING/REPRODUCING APPARATUS May 17, 2007 Abandoned
Array ( [id] => 4838350 [patent_doc_number] => 20080278835 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-11-13 [patent_title] => 'MONITORING TRANSDUCER POTENTIAL TO DETECT AN OPERATING CONDITION' [patent_app_type] => utility [patent_app_number] => 11/747644 [patent_app_country] => US [patent_app_date] => 2007-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5948 [patent_no_of_claims] => 24 [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/A1/0278/20080278835.pdf [firstpage_image] =>[orig_patent_app_number] => 11747644 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/747644
Monitoring transducer potential to detect an operating condition May 10, 2007 Issued
Array ( [id] => 7592365 [patent_doc_number] => 07652840 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-01-26 [patent_title] => 'Head damage detection based on actuation efficiency measurements' [patent_app_type] => utility [patent_app_number] => 11/745691 [patent_app_country] => US [patent_app_date] => 2007-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 7165 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/652/07652840.pdf [firstpage_image] =>[orig_patent_app_number] => 11745691 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/745691
Head damage detection based on actuation efficiency measurements May 7, 2007 Issued
Array ( [id] => 319654 [patent_doc_number] => 07522370 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2009-04-21 [patent_title] => 'Self-servo-write using ramp-tracks' [patent_app_type] => utility [patent_app_number] => 11/739620 [patent_app_country] => US [patent_app_date] => 2007-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 23 [patent_no_of_words] => 8077 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/522/07522370.pdf [firstpage_image] =>[orig_patent_app_number] => 11739620 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/739620
Self-servo-write using ramp-tracks Apr 23, 2007 Issued
Array ( [id] => 278935 [patent_doc_number] => 07558016 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2009-07-07 [patent_title] => 'Disk drive servo control techniques for predicting an off-track condition utilizing an estimation filter' [patent_app_type] => utility [patent_app_number] => 11/788641 [patent_app_country] => US [patent_app_date] => 2007-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5451 [patent_no_of_claims] => 18 [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/07/558/07558016.pdf [firstpage_image] =>[orig_patent_app_number] => 11788641 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/788641
Disk drive servo control techniques for predicting an off-track condition utilizing an estimation filter Apr 19, 2007 Issued
Array ( [id] => 5044638 [patent_doc_number] => 20070263309 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2007-11-15 [patent_title] => 'METHOD OF DETERMINING OPTIMAL WRITE CURRENT PARAMETERS OF MAGNETIC RECORDING DEVICE AND STORAGE DEVICE USING THE METHOD' [patent_app_type] => utility [patent_app_number] => 11/736152 [patent_app_country] => US [patent_app_date] => 2007-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 7770 [patent_no_of_claims] => 28 [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/A1/0263/20070263309.pdf [firstpage_image] =>[orig_patent_app_number] => 11736152 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/736152
Method of determining optimal write current parameters of magnetic recording device and storage device using the method Apr 16, 2007 Issued
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