Search

Dan Davidson

Examiner (ID: 13543)

Most Active Art Unit
2651
Art Unit(s)
2627, 2753, 2651
Total Applications
393
Issued Applications
356
Pending Applications
11
Abandoned Applications
26

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4184100 [patent_doc_number] => 06141175 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-31 [patent_title] => 'Repeatable runout cancellation in sectored servo disk drive positioning system' [patent_app_type] => 1 [patent_app_number] => 8/946805 [patent_app_country] => US [patent_app_date] => 1997-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 28 [patent_no_of_words] => 12396 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 339 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/141/06141175.pdf [firstpage_image] =>[orig_patent_app_number] => 946805 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/946805
Repeatable runout cancellation in sectored servo disk drive positioning system Oct 7, 1997 Issued
Array ( [id] => 4063625 [patent_doc_number] => 05969898 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-19 [patent_title] => 'Method and system for reading data that is unreadable by a tape drive' [patent_app_type] => 1 [patent_app_number] => 8/942040 [patent_app_country] => US [patent_app_date] => 1997-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3529 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/969/05969898.pdf [firstpage_image] =>[orig_patent_app_number] => 942040 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/942040
Method and system for reading data that is unreadable by a tape drive Sep 30, 1997 Issued
Array ( [id] => 4016566 [patent_doc_number] => 06005740 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-21 [patent_title] => 'Method and apparatus for developing position error curves for magneto-resistive heads' [patent_app_type] => 1 [patent_app_number] => 8/942131 [patent_app_country] => US [patent_app_date] => 1997-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 6951 [patent_no_of_claims] => 49 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/005/06005740.pdf [firstpage_image] =>[orig_patent_app_number] => 942131 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/942131
Method and apparatus for developing position error curves for magneto-resistive heads Sep 30, 1997 Issued
Array ( [id] => 4246012 [patent_doc_number] => 06118615 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-09-12 [patent_title] => 'Apparatus for positioning head of magnetic storage device' [patent_app_type] => 1 [patent_app_number] => 8/940262 [patent_app_country] => US [patent_app_date] => 1997-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 26 [patent_no_of_words] => 9141 [patent_no_of_claims] => 13 [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/06/118/06118615.pdf [firstpage_image] =>[orig_patent_app_number] => 940262 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/940262
Apparatus for positioning head of magnetic storage device Sep 29, 1997 Issued
Array ( [id] => 4285680 [patent_doc_number] => 06324030 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-11-27 [patent_title] => 'Digital pes demodulation for a disk drive servo control system using synchronous digital sampling' [patent_app_type] => 1 [patent_app_number] => 8/938267 [patent_app_country] => US [patent_app_date] => 1997-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 16 [patent_no_of_words] => 9234 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/324/06324030.pdf [firstpage_image] =>[orig_patent_app_number] => 938267 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/938267
Digital pes demodulation for a disk drive servo control system using synchronous digital sampling Sep 25, 1997 Issued
Array ( [id] => 4201453 [patent_doc_number] => 06130797 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-10 [patent_title] => 'Magnetic recorder and magnetooptical recorder' [patent_app_type] => 1 [patent_app_number] => 8/913835 [patent_app_country] => US [patent_app_date] => 1997-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 4552 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/130/06130797.pdf [firstpage_image] =>[orig_patent_app_number] => 913835 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/913835
Magnetic recorder and magnetooptical recorder Sep 15, 1997 Issued
Array ( [id] => 4046326 [patent_doc_number] => 05995313 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-30 [patent_title] => 'Thermal asperity suppression using high speed shorting and baseline compensation' [patent_app_type] => 1 [patent_app_number] => 8/921406 [patent_app_country] => US [patent_app_date] => 1997-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 5076 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/995/05995313.pdf [firstpage_image] =>[orig_patent_app_number] => 921406 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/921406
Thermal asperity suppression using high speed shorting and baseline compensation Aug 28, 1997 Issued
Array ( [id] => 4228724 [patent_doc_number] => 06111720 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-29 [patent_title] => 'Method and apparatus for providing separate read/write velocity curves' [patent_app_type] => 1 [patent_app_number] => 8/919843 [patent_app_country] => US [patent_app_date] => 1997-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 3273 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/111/06111720.pdf [firstpage_image] =>[orig_patent_app_number] => 919843 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/919843
Method and apparatus for providing separate read/write velocity curves Aug 27, 1997 Issued
Array ( [id] => 4151709 [patent_doc_number] => 06061192 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-09 [patent_title] => 'Method and circuit for providing feedback in a pre-amplifier for a multi-head disk drive' [patent_app_type] => 1 [patent_app_number] => 8/912267 [patent_app_country] => US [patent_app_date] => 1997-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3243 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/061/06061192.pdf [firstpage_image] =>[orig_patent_app_number] => 912267 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/912267
Method and circuit for providing feedback in a pre-amplifier for a multi-head disk drive Aug 17, 1997 Issued
Array ( [id] => 4085332 [patent_doc_number] => 05966264 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-12 [patent_title] => 'Two frequency servo PES pattern' [patent_app_type] => 1 [patent_app_number] => 8/908743 [patent_app_country] => US [patent_app_date] => 1997-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 15 [patent_no_of_words] => 7545 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/966/05966264.pdf [firstpage_image] =>[orig_patent_app_number] => 908743 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/908743
Two frequency servo PES pattern Aug 6, 1997 Issued
Array ( [id] => 4119381 [patent_doc_number] => 06057977 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-02 [patent_title] => 'Compact servo pattern optimized for M-R heads' [patent_app_type] => 1 [patent_app_number] => 8/910968 [patent_app_country] => US [patent_app_date] => 1997-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 16 [patent_no_of_words] => 10147 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/057/06057977.pdf [firstpage_image] =>[orig_patent_app_number] => 910968 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/910968
Compact servo pattern optimized for M-R heads Aug 6, 1997 Issued
Array ( [id] => 4095983 [patent_doc_number] => 06025970 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-15 [patent_title] => 'Digital demodulation of a complementary two-frequency servo PES pattern' [patent_app_type] => 1 [patent_app_number] => 8/908742 [patent_app_country] => US [patent_app_date] => 1997-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 5712 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 236 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/025/06025970.pdf [firstpage_image] =>[orig_patent_app_number] => 908742 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/908742
Digital demodulation of a complementary two-frequency servo PES pattern Aug 6, 1997 Issued
Array ( [id] => 4088725 [patent_doc_number] => 05966497 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-12 [patent_title] => 'Magnetic recording and reproducing apparatus' [patent_app_type] => 1 [patent_app_number] => 8/906934 [patent_app_country] => US [patent_app_date] => 1997-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 6966 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 318 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/966/05966497.pdf [firstpage_image] =>[orig_patent_app_number] => 906934 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/906934
Magnetic recording and reproducing apparatus Aug 5, 1997 Issued
Array ( [id] => 4085318 [patent_doc_number] => 05966263 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-12 [patent_title] => 'Method and apparatus to increase head/AE select robustness for a system using multiple head servo write' [patent_app_type] => 1 [patent_app_number] => 8/904430 [patent_app_country] => US [patent_app_date] => 1997-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5360 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/966/05966263.pdf [firstpage_image] =>[orig_patent_app_number] => 904430 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/904430
Method and apparatus to increase head/AE select robustness for a system using multiple head servo write Jul 31, 1997 Issued
Array ( [id] => 4153891 [patent_doc_number] => 06031678 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-29 [patent_title] => 'Reproducing apparatus settable in a search reproduction mode from operation in a normal reproduction mode' [patent_app_type] => 1 [patent_app_number] => 8/901251 [patent_app_country] => US [patent_app_date] => 1997-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 3959 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/031/06031678.pdf [firstpage_image] =>[orig_patent_app_number] => 901251 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/901251
Reproducing apparatus settable in a search reproduction mode from operation in a normal reproduction mode Jul 27, 1997 Issued
Array ( [id] => 4130190 [patent_doc_number] => 06072654 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-06 [patent_title] => 'Frequency domain head linearization' [patent_app_type] => 1 [patent_app_number] => 8/900186 [patent_app_country] => US [patent_app_date] => 1997-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 6085 [patent_no_of_claims] => 20 [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/06/072/06072654.pdf [firstpage_image] =>[orig_patent_app_number] => 900186 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/900186
Frequency domain head linearization Jul 24, 1997 Issued
Array ( [id] => 4201289 [patent_doc_number] => 06154334 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-11-28 [patent_title] => 'Information recording on a multitrack record carrier' [patent_app_type] => 1 [patent_app_number] => 8/914052 [patent_app_country] => US [patent_app_date] => 1997-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3408 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 631 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/154/06154334.pdf [firstpage_image] =>[orig_patent_app_number] => 914052 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/914052
Information recording on a multitrack record carrier Jul 14, 1997 Issued
Array ( [id] => 4016419 [patent_doc_number] => 06005730 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-21 [patent_title] => 'Signal error generating circuit for an analog signal processing channel' [patent_app_type] => 1 [patent_app_number] => 8/891489 [patent_app_country] => US [patent_app_date] => 1997-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 5135 [patent_no_of_claims] => 8 [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/06/005/06005730.pdf [firstpage_image] =>[orig_patent_app_number] => 891489 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/891489
Signal error generating circuit for an analog signal processing channel Jul 10, 1997 Issued
Array ( [id] => 3924083 [patent_doc_number] => 06002541 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-14 [patent_title] => 'Method and apparatus for providing a linear position error sensing (PES) signal' [patent_app_type] => 1 [patent_app_number] => 8/884828 [patent_app_country] => US [patent_app_date] => 1997-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 6144 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/002/06002541.pdf [firstpage_image] =>[orig_patent_app_number] => 884828 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/884828
Method and apparatus for providing a linear position error sensing (PES) signal Jun 29, 1997 Issued
Array ( [id] => 3960704 [patent_doc_number] => 05999352 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-07 [patent_title] => 'Variable bits per inch recording' [patent_app_type] => 1 [patent_app_number] => 8/857519 [patent_app_country] => US [patent_app_date] => 1997-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3483 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 328 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/999/05999352.pdf [firstpage_image] =>[orig_patent_app_number] => 857519 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/857519
Variable bits per inch recording May 15, 1997 Issued
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