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] => 6916738 [patent_doc_number] => 20050094299 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-05-05 [patent_title] => 'Bi staple flying height detection by BEMF control profile and data integrity problem protection' [patent_app_type] => utility [patent_app_number] => 10/944356 [patent_app_country] => US [patent_app_date] => 2004-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 18451 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0094/20050094299.pdf [firstpage_image] =>[orig_patent_app_number] => 10944356 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/944356
Bi staple flying height detection by BEMF control profile and data integrity problem protection Sep 16, 2004 Issued
Array ( [id] => 669928 [patent_doc_number] => 07095576 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-08-22 [patent_title] => 'Method and apparatus for controlling a write current in a hard disk drive' [patent_app_type] => utility [patent_app_number] => 10/943161 [patent_app_country] => US [patent_app_date] => 2004-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 3823 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/095/07095576.pdf [firstpage_image] =>[orig_patent_app_number] => 10943161 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/943161
Method and apparatus for controlling a write current in a hard disk drive Sep 16, 2004 Issued
Array ( [id] => 5725330 [patent_doc_number] => 20060056090 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-03-16 [patent_title] => 'Method and system for determining spin pad length' [patent_app_type] => utility [patent_app_number] => 10/939258 [patent_app_country] => US [patent_app_date] => 2004-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3946 [patent_no_of_claims] => 15 [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/A1/0056/20060056090.pdf [firstpage_image] =>[orig_patent_app_number] => 10939258 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/939258
Method and system for determining spin pad length Sep 9, 2004 Issued
Array ( [id] => 669927 [patent_doc_number] => 07095575 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-08-22 [patent_title] => 'Magnetic disk apparatus, method for determining data track pitch, and self-servo write method' [patent_app_type] => utility [patent_app_number] => 10/931971 [patent_app_country] => US [patent_app_date] => 2004-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 8341 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/095/07095575.pdf [firstpage_image] =>[orig_patent_app_number] => 10931971 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/931971
Magnetic disk apparatus, method for determining data track pitch, and self-servo write method Sep 1, 2004 Issued
Array ( [id] => 5900215 [patent_doc_number] => 20060044662 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2006-03-02 [patent_title] => 'Method to vary symmetry and coupling in symmetrical write drivers for disk driver preamplifiers' [patent_app_type] => utility [patent_app_number] => 10/932240 [patent_app_country] => US [patent_app_date] => 2004-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1529 [patent_no_of_claims] => 12 [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/A1/0044/20060044662.pdf [firstpage_image] =>[orig_patent_app_number] => 10932240 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/932240
Method to vary symmetry and coupling in symmetrical write drivers for disk driver preamplifiers Aug 31, 2004 Issued
Array ( [id] => 621546 [patent_doc_number] => 07142383 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-11-28 [patent_title] => 'Ultra Fast Backup (UFB) track concept and method for recording same' [patent_app_type] => utility [patent_app_number] => 10/930799 [patent_app_country] => US [patent_app_date] => 2004-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 6023 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/142/07142383.pdf [firstpage_image] =>[orig_patent_app_number] => 10930799 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/930799
Ultra Fast Backup (UFB) track concept and method for recording same Aug 31, 2004 Issued
Array ( [id] => 7003548 [patent_doc_number] => 20050168861 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-08-04 [patent_title] => 'Method of controlling writing operation in recording disk drive' [patent_app_type] => utility [patent_app_number] => 10/902402 [patent_app_country] => US [patent_app_date] => 2004-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7837 [patent_no_of_claims] => 4 [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/A1/0168/20050168861.pdf [firstpage_image] =>[orig_patent_app_number] => 10902402 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/902402
Method of controlling writing operation in recording disk drive Jul 28, 2004 Abandoned
Array ( [id] => 6929901 [patent_doc_number] => 20050280935 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-12-22 [patent_title] => 'Ampere wire write head with confined magnetic fields' [patent_app_type] => utility [patent_app_number] => 10/869444 [patent_app_country] => US [patent_app_date] => 2004-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 8433 [patent_no_of_claims] => 32 [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/A1/0280/20050280935.pdf [firstpage_image] =>[orig_patent_app_number] => 10869444 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/869444
Ampere wire write head with confined magnetic fields Jun 15, 2004 Issued
Array ( [id] => 451125 [patent_doc_number] => 07251095 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2007-07-31 [patent_title] => 'Method and apparatus for performing best head detection in a disk drive using reference tracks' [patent_app_type] => utility [patent_app_number] => 10/860603 [patent_app_country] => US [patent_app_date] => 2004-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 21 [patent_no_of_words] => 6550 [patent_no_of_claims] => 50 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/251/07251095.pdf [firstpage_image] =>[orig_patent_app_number] => 10860603 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/860603
Method and apparatus for performing best head detection in a disk drive using reference tracks Jun 1, 2004 Issued
Array ( [id] => 7044511 [patent_doc_number] => 20050249106 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-11-10 [patent_title] => 'Data recording medium with servo pattern having pseudo-noise sequences' [patent_app_type] => utility [patent_app_number] => 10/840819 [patent_app_country] => US [patent_app_date] => 2004-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 5735 [patent_no_of_claims] => 15 [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/A1/0249/20050249106.pdf [firstpage_image] =>[orig_patent_app_number] => 10840819 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/840819
Data recording medium with servo pattern having pseudo-noise sequences May 5, 2004 Issued
Array ( [id] => 466807 [patent_doc_number] => 07239467 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-07-03 [patent_title] => 'Storage media reading writing system' [patent_app_type] => utility [patent_app_number] => 10/834194 [patent_app_country] => US [patent_app_date] => 2004-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 50 [patent_no_of_words] => 12823 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/239/07239467.pdf [firstpage_image] =>[orig_patent_app_number] => 10834194 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/834194
Storage media reading writing system Apr 28, 2004 Issued
Array ( [id] => 788698 [patent_doc_number] => 06987632 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-01-17 [patent_title] => 'Systems for conditional servowriting' [patent_app_type] => utility [patent_app_number] => 10/818704 [patent_app_country] => US [patent_app_date] => 2004-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 15 [patent_no_of_words] => 12152 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 13 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/987/06987632.pdf [firstpage_image] =>[orig_patent_app_number] => 10818704 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/818704
Systems for conditional servowriting Apr 5, 2004 Issued
Array ( [id] => 613993 [patent_doc_number] => 07149043 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-12-12 [patent_title] => 'Methods for self-servowriting using write-current variation' [patent_app_type] => utility [patent_app_number] => 10/818174 [patent_app_country] => US [patent_app_date] => 2004-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 6082 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/149/07149043.pdf [firstpage_image] =>[orig_patent_app_number] => 10818174 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/818174
Methods for self-servowriting using write-current variation Apr 4, 2004 Issued
Array ( [id] => 6924391 [patent_doc_number] => 20050237646 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-10-27 [patent_title] => 'Systems for self-servowriting using write-current variation' [patent_app_type] => utility [patent_app_number] => 10/818473 [patent_app_country] => US [patent_app_date] => 2004-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6121 [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/A1/0237/20050237646.pdf [firstpage_image] =>[orig_patent_app_number] => 10818473 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/818473
Systems for self-servowriting using write-current variation Apr 4, 2004 Issued
Array ( [id] => 758421 [patent_doc_number] => 07019925 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-03-28 [patent_title] => 'Variable frequency chevron in printed media reference pattern to improve servo demodulation' [patent_app_type] => utility [patent_app_number] => 10/816786 [patent_app_country] => US [patent_app_date] => 2004-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5255 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/019/07019925.pdf [firstpage_image] =>[orig_patent_app_number] => 10816786 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/816786
Variable frequency chevron in printed media reference pattern to improve servo demodulation Apr 1, 2004 Issued
Array ( [id] => 7017711 [patent_doc_number] => 20050219729 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-10-06 [patent_title] => 'Asymmetry correction for magneto-resistive heads' [patent_app_type] => utility [patent_app_number] => 10/817408 [patent_app_country] => US [patent_app_date] => 2004-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5747 [patent_no_of_claims] => 20 [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/A1/0219/20050219729.pdf [firstpage_image] =>[orig_patent_app_number] => 10817408 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/817408
Asymmetry correction for magneto-resistive heads Mar 31, 2004 Issued
Array ( [id] => 657077 [patent_doc_number] => 07110198 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-09-19 [patent_title] => 'Write driver system for data storage systems' [patent_app_type] => utility [patent_app_number] => 10/816394 [patent_app_country] => US [patent_app_date] => 2004-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 3442 [patent_no_of_claims] => 43 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/110/07110198.pdf [firstpage_image] =>[orig_patent_app_number] => 10816394 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/816394
Write driver system for data storage systems Mar 31, 2004 Issued
Array ( [id] => 7148729 [patent_doc_number] => 20050120144 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-06-02 [patent_title] => 'Disk control unit, disk drive, disk control method, and disk control program' [patent_app_type] => utility [patent_app_number] => 10/804588 [patent_app_country] => US [patent_app_date] => 2004-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3151 [patent_no_of_claims] => 10 [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/A1/0120/20050120144.pdf [firstpage_image] =>[orig_patent_app_number] => 10804588 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/804588
Disk control unit, disk drive, disk control method, and disk control program Mar 18, 2004 Abandoned
Array ( [id] => 791295 [patent_doc_number] => 06985321 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2006-01-10 [patent_title] => 'Head suspension assembly mounting nonvolatile memory and magnetic disk device' [patent_app_type] => utility [patent_app_number] => 10/795328 [patent_app_country] => US [patent_app_date] => 2004-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6276 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/985/06985321.pdf [firstpage_image] =>[orig_patent_app_number] => 10795328 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/795328
Head suspension assembly mounting nonvolatile memory and magnetic disk device Mar 8, 2004 Issued
Array ( [id] => 7337753 [patent_doc_number] => 20040190187 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-09-30 [patent_title] => 'Shock resistant, high reliability rotating magnetic storage device' [patent_app_type] => new [patent_app_number] => 10/793318 [patent_app_country] => US [patent_app_date] => 2004-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3659 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0190/20040190187.pdf [firstpage_image] =>[orig_patent_app_number] => 10793318 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/793318
Shock resistant, high reliability rotating magnetic storage device Mar 2, 2004 Issued
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