Search

Frank D. Ducheneaux

Examiner (ID: 11358, Phone: (571)270-7053 , Office: P/1788 )

Most Active Art Unit
1788
Art Unit(s)
1794, 1787, 1788
Total Applications
820
Issued Applications
294
Pending Applications
108
Abandoned Applications
441

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 5857594 [patent_doc_number] => 20020122265 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-09-05 [patent_title] => 'CMOS DC offset correction circuit with programmable high-pass transfer function' [patent_app_type] => new [patent_app_number] => 09/902051 [patent_app_country] => US [patent_app_date] => 2001-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4205 [patent_no_of_claims] => 10 [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/A1/0122/20020122265.pdf [firstpage_image] =>[orig_patent_app_number] => 09902051 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/902051
CMOS DC offset correction circuit with programmable high-pass transfer function Jul 9, 2001 Abandoned
Array ( [id] => 1185110 [patent_doc_number] => 06738205 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-05-18 [patent_title] => 'Self-writing of servo patterns in disk drives' [patent_app_type] => B1 [patent_app_number] => 09/903445 [patent_app_country] => US [patent_app_date] => 2001-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 39 [patent_no_of_words] => 24696 [patent_no_of_claims] => 88 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/738/06738205.pdf [firstpage_image] =>[orig_patent_app_number] => 09903445 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/903445
Self-writing of servo patterns in disk drives Jul 7, 2001 Issued
Array ( [id] => 1284613 [patent_doc_number] => 06646820 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-11-11 [patent_title] => 'Method for recording magnetic recording medium' [patent_app_type] => B1 [patent_app_number] => 09/869947 [patent_app_country] => US [patent_app_date] => 2001-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 30 [patent_no_of_words] => 12000 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/646/06646820.pdf [firstpage_image] =>[orig_patent_app_number] => 09869947 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/869947
Method for recording magnetic recording medium Jul 2, 2001 Issued
Array ( [id] => 7624627 [patent_doc_number] => 06724549 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-04-20 [patent_title] => 'Magnetic medium transfer quality control device' [patent_app_type] => B2 [patent_app_number] => 09/897579 [patent_app_country] => US [patent_app_date] => 2001-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4041 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/724/06724549.pdf [firstpage_image] =>[orig_patent_app_number] => 09897579 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/897579
Magnetic medium transfer quality control device Jul 2, 2001 Issued
Array ( [id] => 6139475 [patent_doc_number] => 20020001149 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-01-03 [patent_title] => 'Head apparatus, hard disk apparatus and recording and playback apparatus' [patent_app_type] => new [patent_app_number] => 09/892999 [patent_app_country] => US [patent_app_date] => 2001-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5337 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0001/20020001149.pdf [firstpage_image] =>[orig_patent_app_number] => 09892999 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/892999
Head apparatus, hard disk apparatus and recording and playback apparatus Jun 27, 2001 Issued
Array ( [id] => 7001732 [patent_doc_number] => 20010054119 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-20 [patent_title] => 'Mixed-signal single-chip integrated system electronics for data storage devices' [patent_app_type] => new [patent_app_number] => 09/892489 [patent_app_country] => US [patent_app_date] => 2001-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5117 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0054/20010054119.pdf [firstpage_image] =>[orig_patent_app_number] => 09892489 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/892489
Mixed-signal single-chip integrated system electronics for data storage devices Jun 27, 2001 Issued
Array ( [id] => 6465760 [patent_doc_number] => 20020021516 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-02-21 [patent_title] => 'Configuration of channel-to-controller interface in a disc drive' [patent_app_type] => new [patent_app_number] => 09/894981 [patent_app_country] => US [patent_app_date] => 2001-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5077 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0021/20020021516.pdf [firstpage_image] =>[orig_patent_app_number] => 09894981 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/894981
Configuration of channel-to-controller interface in a disc drive Jun 27, 2001 Issued
Array ( [id] => 5934535 [patent_doc_number] => 20020060868 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-05-23 [patent_title] => 'Critical event log for a disc drive' [patent_app_type] => new [patent_app_number] => 09/891988 [patent_app_country] => US [patent_app_date] => 2001-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6564 [patent_no_of_claims] => 27 [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/A1/0060/20020060868.pdf [firstpage_image] =>[orig_patent_app_number] => 09891988 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/891988
Critical event log for a disc drive Jun 24, 2001 Issued
Array ( [id] => 6029554 [patent_doc_number] => 20020017934 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-02-14 [patent_title] => 'PLL circuit and recording and playback apparatus using same' [patent_app_type] => new [patent_app_number] => 09/862422 [patent_app_country] => US [patent_app_date] => 2001-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 5394 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0017/20020017934.pdf [firstpage_image] =>[orig_patent_app_number] => 09862422 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/862422
PLL circuit and recording and playback apparatus using same May 22, 2001 Issued
Array ( [id] => 5799896 [patent_doc_number] => 20020008927 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-01-24 [patent_title] => 'Connection apparatus for enabling an operative condition between a video cassette recorder and a camcorder' [patent_app_type] => new [patent_app_number] => 09/839537 [patent_app_country] => US [patent_app_date] => 2001-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2365 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0008/20020008927.pdf [firstpage_image] =>[orig_patent_app_number] => 09839537 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/839537
Connection apparatus for enabling an operative condition between a video cassette recorder and a camcorder Apr 19, 2001 Abandoned
Array ( [id] => 1175353 [patent_doc_number] => 06754021 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-06-22 [patent_title] => 'Shock resistant, high reliability rotating magnetic storage device' [patent_app_type] => B2 [patent_app_number] => 09/813081 [patent_app_country] => US [patent_app_date] => 2001-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3580 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/754/06754021.pdf [firstpage_image] =>[orig_patent_app_number] => 09813081 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/813081
Shock resistant, high reliability rotating magnetic storage device Mar 18, 2001 Issued
Array ( [id] => 7027219 [patent_doc_number] => 20010013984 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-08-16 [patent_title] => 'Head positioning control method and device for storage disk apparatus' [patent_app_type] => new [patent_app_number] => 09/802188 [patent_app_country] => US [patent_app_date] => 2001-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 6282 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0013/20010013984.pdf [firstpage_image] =>[orig_patent_app_number] => 09802188 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/802188
Head positioning control method and device for storage disk apparatus Mar 7, 2001 Issued
Array ( [id] => 7626162 [patent_doc_number] => 06768603 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-07-27 [patent_title] => 'Precompensation technique and MTR code for high data rate recording' [patent_app_type] => B2 [patent_app_number] => 09/799492 [patent_app_country] => US [patent_app_date] => 2001-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3028 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/768/06768603.pdf [firstpage_image] =>[orig_patent_app_number] => 09799492 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/799492
Precompensation technique and MTR code for high data rate recording Mar 6, 2001 Issued
Array ( [id] => 1219691 [patent_doc_number] => 06707625 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-03-16 [patent_title] => 'Dual-sense impedance-matched reader' [patent_app_type] => B2 [patent_app_number] => 09/797399 [patent_app_country] => US [patent_app_date] => 2001-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5711 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/707/06707625.pdf [firstpage_image] =>[orig_patent_app_number] => 09797399 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/797399
Dual-sense impedance-matched reader Feb 28, 2001 Issued
Array ( [id] => 6454089 [patent_doc_number] => 20020149874 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-17 [patent_title] => 'Integrated programmable error amplifier' [patent_app_type] => new [patent_app_number] => 09/797395 [patent_app_country] => US [patent_app_date] => 2001-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6527 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0149/20020149874.pdf [firstpage_image] =>[orig_patent_app_number] => 09797395 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/797395
Integrated programmable error amplifier Feb 28, 2001 Issued
Array ( [id] => 1157544 [patent_doc_number] => 06771446 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-08-03 [patent_title] => 'Method and apparatus for disc drive data security using a servo wedge' [patent_app_type] => B1 [patent_app_number] => 09/796197 [patent_app_country] => US [patent_app_date] => 2001-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6165 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/771/06771446.pdf [firstpage_image] =>[orig_patent_app_number] => 09796197 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/796197
Method and apparatus for disc drive data security using a servo wedge Feb 27, 2001 Issued
Array ( [id] => 6882095 [patent_doc_number] => 20010048567 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-06 [patent_title] => 'Variable spares per track defect management system' [patent_app_type] => new [patent_app_number] => 09/792583 [patent_app_country] => US [patent_app_date] => 2001-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2764 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0048/20010048567.pdf [firstpage_image] =>[orig_patent_app_number] => 09792583 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/792583
Variable spares per track defect management system Feb 22, 2001 Abandoned
Array ( [id] => 1258618 [patent_doc_number] => 06667841 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-12-23 [patent_title] => 'Apparatus for recording and regenerating data' [patent_app_type] => B2 [patent_app_number] => 09/790087 [patent_app_country] => US [patent_app_date] => 2001-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 27 [patent_no_of_words] => 10152 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/667/06667841.pdf [firstpage_image] =>[orig_patent_app_number] => 09790087 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/790087
Apparatus for recording and regenerating data Feb 20, 2001 Issued
Array ( [id] => 7064133 [patent_doc_number] => 20010043419 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-22 [patent_title] => 'Head suspension assembly mounting nonvolatile memory and magnetic disk device' [patent_app_type] => new [patent_app_number] => 09/785283 [patent_app_country] => US [patent_app_date] => 2001-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6046 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0043/20010043419.pdf [firstpage_image] =>[orig_patent_app_number] => 09785283 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/785283
Head suspension assembly mounting nonvolatile memory and magnetic disk device Feb 19, 2001 Issued
Array ( [id] => 7623100 [patent_doc_number] => 06687065 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-02-03 [patent_title] => 'Resonance screen with varying frequency and controllable gain booster' [patent_app_type] => B2 [patent_app_number] => 09/778472 [patent_app_country] => US [patent_app_date] => 2001-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6190 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 6 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/687/06687065.pdf [firstpage_image] =>[orig_patent_app_number] => 09778472 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/778472
Resonance screen with varying frequency and controllable gain booster Feb 6, 2001 Issued
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