Search

Alfred E. Dudding

Examiner (ID: 9337)

Most Active Art Unit
2853
Art Unit(s)
2853
Total Applications
303
Issued Applications
292
Pending Applications
2
Abandoned Applications
9

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 7458583 [patent_doc_number] => 20040100714 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-05-27 [patent_title] => 'ADJUSTING A READ DETECTION EQUALIZER FILTER OF A MAGNETIC TAPE DRIVE EMPLOYING A RECORDING FORMAT REQUIRED CONTROL PATTERN' [patent_app_type] => new [patent_app_number] => 10/302885 [patent_app_country] => US [patent_app_date] => 2002-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5217 [patent_no_of_claims] => 59 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0100/20040100714.pdf [firstpage_image] =>[orig_patent_app_number] => 10302885 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/302885
Adjusting a read detection equalizer filter of a magnetic tape drive employing a recording format required control pattern Nov 24, 2002 Issued
Array ( [id] => 6854951 [patent_doc_number] => 20030128452 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-07-10 [patent_title] => 'Write head and method for recording information on a data storage medium' [patent_app_type] => new [patent_app_number] => 10/245189 [patent_app_country] => US [patent_app_date] => 2002-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3693 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0128/20030128452.pdf [firstpage_image] =>[orig_patent_app_number] => 10245189 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/245189
Write head and method for recording information on a data storage medium Sep 16, 2002 Issued
Array ( [id] => 1182796 [patent_doc_number] => 06744583 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-06-01 [patent_title] => 'Method for forming a magnetic pattern in a magnetic recording medium, a magnetic pattern forming device, a magnetic recording medium and a magnetic recording device' [patent_app_type] => B2 [patent_app_number] => 10/212688 [patent_app_country] => US [patent_app_date] => 2002-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 27010 [patent_no_of_claims] => 39 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/744/06744583.pdf [firstpage_image] =>[orig_patent_app_number] => 10212688 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/212688
Method for forming a magnetic pattern in a magnetic recording medium, a magnetic pattern forming device, a magnetic recording medium and a magnetic recording device Aug 6, 2002 Issued
Array ( [id] => 1087501 [patent_doc_number] => 06831795 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-12-14 [patent_title] => 'Tamper proof data recording system' [patent_app_type] => B1 [patent_app_number] => 10/139567 [patent_app_country] => US [patent_app_date] => 2002-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2768 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/831/06831795.pdf [firstpage_image] =>[orig_patent_app_number] => 10139567 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/139567
Tamper proof data recording system May 5, 2002 Issued
Array ( [id] => 1135336 [patent_doc_number] => 06788500 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-09-07 [patent_title] => 'System and method for pre-stressing a read head for improving performance thereof' [patent_app_type] => B2 [patent_app_number] => 10/139475 [patent_app_country] => US [patent_app_date] => 2002-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 5407 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/788/06788500.pdf [firstpage_image] =>[orig_patent_app_number] => 10139475 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/139475
System and method for pre-stressing a read head for improving performance thereof May 5, 2002 Issued
Array ( [id] => 1231677 [patent_doc_number] => 06697305 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-02-24 [patent_title] => 'Magnetic head with sectioned magnetic field regulator' [patent_app_type] => B2 [patent_app_number] => 10/085391 [patent_app_country] => US [patent_app_date] => 2002-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 15 [patent_no_of_words] => 4457 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/697/06697305.pdf [firstpage_image] =>[orig_patent_app_number] => 10085391 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/085391
Magnetic head with sectioned magnetic field regulator Feb 27, 2002 Issued
Array ( [id] => 1184277 [patent_doc_number] => 06741413 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-05-25 [patent_title] => 'Common mode transient reduction circuit for improving transient response of an operational transconductance amplifier' [patent_app_type] => B2 [patent_app_number] => 09/683344 [patent_app_country] => US [patent_app_date] => 2001-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3703 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/741/06741413.pdf [firstpage_image] =>[orig_patent_app_number] => 09683344 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/683344
Common mode transient reduction circuit for improving transient response of an operational transconductance amplifier Dec 16, 2001 Issued
Array ( [id] => 1148790 [patent_doc_number] => 06778361 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-08-17 [patent_title] => 'Non-symmetric helical scanner architecture for high track density' [patent_app_type] => B2 [patent_app_number] => 10/004106 [patent_app_country] => US [patent_app_date] => 2001-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 3079 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 12 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/778/06778361.pdf [firstpage_image] =>[orig_patent_app_number] => 10004106 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/004106
Non-symmetric helical scanner architecture for high track density Dec 5, 2001 Issued
Array ( [id] => 6078110 [patent_doc_number] => 20020080507 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-06-27 [patent_title] => 'Magnetic transcription device' [patent_app_type] => new [patent_app_number] => 10/007416 [patent_app_country] => US [patent_app_date] => 2001-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 34 [patent_no_of_words] => 10548 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0080/20020080507.pdf [firstpage_image] =>[orig_patent_app_number] => 10007416 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/007416
Magnetic transcription device Dec 2, 2001 Issued
Array ( [id] => 6734286 [patent_doc_number] => 20030011921 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-01-16 [patent_title] => 'Method and apparatus for determining data field fill-in frequency at servo pack writing' [patent_app_type] => new [patent_app_number] => 09/995275 [patent_app_country] => US [patent_app_date] => 2001-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2934 [patent_no_of_claims] => 19 [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/A1/0011/20030011921.pdf [firstpage_image] =>[orig_patent_app_number] => 09995275 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/995275
Method and apparatus for determining data field fill-in frequency at servo pack writing Nov 26, 2001 Issued
Array ( [id] => 6748967 [patent_doc_number] => 20030043487 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-03-06 [patent_title] => 'Recording and reproducing apparatus, signal decoding circuit, error correction method and iterative decoder' [patent_app_type] => new [patent_app_number] => 09/995143 [patent_app_country] => US [patent_app_date] => 2001-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 21 [patent_no_of_words] => 9025 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0043/20030043487.pdf [firstpage_image] =>[orig_patent_app_number] => 09995143 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/995143
Recording and reproducing apparatus, signal decoding circuit, error correction method and iterative decoder Nov 26, 2001 Abandoned
Array ( [id] => 1155252 [patent_doc_number] => 06775083 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-08-10 [patent_title] => 'System for improving accuracy of servo pattern timing reference in a disc drive' [patent_app_type] => B2 [patent_app_number] => 09/995018 [patent_app_country] => US [patent_app_date] => 2001-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 4272 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/775/06775083.pdf [firstpage_image] =>[orig_patent_app_number] => 09995018 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/995018
System for improving accuracy of servo pattern timing reference in a disc drive Nov 25, 2001 Issued
Array ( [id] => 6672961 [patent_doc_number] => 20030058564 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-03-27 [patent_title] => 'Magnetic recording playback device' [patent_app_type] => new [patent_app_number] => 09/936416 [patent_app_country] => US [patent_app_date] => 2001-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3117 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0058/20030058564.pdf [firstpage_image] =>[orig_patent_app_number] => 09936416 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/936416
Magnetic recording playback device Nov 25, 2001 Issued
Array ( [id] => 6061728 [patent_doc_number] => 20020030913 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-03-14 [patent_title] => 'Decoding apparatus and decoding method' [patent_app_type] => new [patent_app_number] => 09/986597 [patent_app_country] => US [patent_app_date] => 2001-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 7627 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0030/20020030913.pdf [firstpage_image] =>[orig_patent_app_number] => 09986597 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/986597
Decoding apparatus and decoding method Nov 8, 2001 Issued
Array ( [id] => 6518222 [patent_doc_number] => 20020135919 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-09-26 [patent_title] => 'Composite magnetic head, magnetic disk drive using the head, and control method for the magnetic disk' [patent_app_type] => new [patent_app_number] => 09/956977 [patent_app_country] => US [patent_app_date] => 2001-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 5148 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0135/20020135919.pdf [firstpage_image] =>[orig_patent_app_number] => 09956977 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/956977
Composite magnetic head, magnetic disk drive using the head, and control method for the magnetic disk Sep 20, 2001 Issued
Array ( [id] => 6126161 [patent_doc_number] => 20020075586 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-06-20 [patent_title] => 'Magnetic writer for noise suppression in perpencidular recording media' [patent_app_type] => new [patent_app_number] => 09/957406 [patent_app_country] => US [patent_app_date] => 2001-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3505 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0075/20020075586.pdf [firstpage_image] =>[orig_patent_app_number] => 09957406 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/957406
Magnetic writer for noise suppression in perpendicular recording media Sep 19, 2001 Issued
Array ( [id] => 7624626 [patent_doc_number] => 06724550 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-04-20 [patent_title] => 'Adaptive dampening of thermal asperity events in disc drives' [patent_app_type] => B2 [patent_app_number] => 09/955621 [patent_app_country] => US [patent_app_date] => 2001-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 4059 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/724/06724550.pdf [firstpage_image] =>[orig_patent_app_number] => 09955621 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/955621
Adaptive dampening of thermal asperity events in disc drives Sep 18, 2001 Issued
Array ( [id] => 6777475 [patent_doc_number] => 20030048556 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-03-13 [patent_title] => 'Control apparatus for magnetic write' [patent_app_type] => new [patent_app_number] => 09/952034 [patent_app_country] => US [patent_app_date] => 2001-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2540 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0048/20030048556.pdf [firstpage_image] =>[orig_patent_app_number] => 09952034 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/952034
Control apparatus for magnetic write Sep 12, 2001 Issued
Array ( [id] => 5872580 [patent_doc_number] => 20020048108 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-04-25 [patent_title] => 'Method and apparatus to detect and manage servo sectors with defect on servo pattern area in hard disk drives' [patent_app_type] => new [patent_app_number] => 09/952682 [patent_app_country] => US [patent_app_date] => 2001-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3399 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0048/20020048108.pdf [firstpage_image] =>[orig_patent_app_number] => 09952682 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/952682
Method and apparatus to detect and manage servo sectors with defect on servo pattern area in hard disk drives Sep 12, 2001 Issued
Array ( [id] => 6777474 [patent_doc_number] => 20030048555 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-03-13 [patent_title] => 'Control apparatus for magnetic read' [patent_app_type] => new [patent_app_number] => 09/951881 [patent_app_country] => US [patent_app_date] => 2001-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4912 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0048/20030048555.pdf [firstpage_image] =>[orig_patent_app_number] => 09951881 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/951881
Control apparatus for magnetic read Sep 12, 2001 Issued
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