Search

Charles Grant Freay

Examiner (ID: 12169, Phone: (571)272-4827 , Office: P/3746 )

Most Active Art Unit
3746
Art Unit(s)
3746, 3304, 3727, 2899, 3403
Total Applications
3893
Issued Applications
3039
Pending Applications
374
Abandoned Applications
517

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] => 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] => 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] => 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] => 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] => 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] => 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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