Application number | Title of the application | Filing Date | Status |
---|
07/550945 | PORTABLE TAPE PLAYER WITH RADIO IN LID | Jul 10, 1990 | Abandoned |
07/547378 | OPTO-MAGNETIC PICK-UP DEVICE WITH COMPENSATION FOR OPTICAL PHASE DIFFERENCE | Jul 1, 1990 | Abandoned |
Array
(
[id] => 2824422
[patent_doc_number] => 05122998
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-06-16
[patent_title] => 'Magneto-optical recording and reproducing apparatus having magnetic head vertically moving support'
[patent_app_type] => 1
[patent_app_number] => 7/538558
[patent_app_country] => US
[patent_app_date] => 1990-06-15
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 12
[patent_no_of_words] => 6951
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 256
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/122/05122998.pdf
[firstpage_image] =>[orig_patent_app_number] => 538558
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/538558 | Magneto-optical recording and reproducing apparatus having magnetic head vertically moving support | Jun 14, 1990 | Issued |
Array
(
[id] => 2793525
[patent_doc_number] => 05164925
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-11-17
[patent_title] => 'Opto-magnetic recording apparatus having over-write and non-over-write modes'
[patent_app_type] => 1
[patent_app_number] => 7/469478
[patent_app_country] => US
[patent_app_date] => 1990-05-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 26
[patent_no_of_words] => 6015
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 244
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/164/05164925.pdf
[firstpage_image] =>[orig_patent_app_number] => 469478
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/469478 | Opto-magnetic recording apparatus having over-write and non-over-write modes | May 20, 1990 | Issued |
Array
(
[id] => 3020950
[patent_doc_number] => 05276673
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1994-01-04
[patent_title] => 'Read-only optical disk containing a reflective layer comprising an Al alloy containing Ta'
[patent_app_type] => 1
[patent_app_number] => 7/524078
[patent_app_country] => US
[patent_app_date] => 1990-05-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 1
[patent_no_of_words] => 2372
[patent_no_of_claims] => 2
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 234
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/276/05276673.pdf
[firstpage_image] =>[orig_patent_app_number] => 524078
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/524078 | Read-only optical disk containing a reflective layer comprising an Al alloy containing Ta | May 15, 1990 | Issued |
Array
(
[id] => 2678649
[patent_doc_number] => 05073879
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-12-17
[patent_title] => 'Information processing apparatus using a beam splitting means having non-polarization beam split surface'
[patent_app_type] => 1
[patent_app_number] => 7/515560
[patent_app_country] => US
[patent_app_date] => 1990-04-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 5
[patent_no_of_words] => 3776
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 149
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/073/05073879.pdf
[firstpage_image] =>[orig_patent_app_number] => 515560
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/515560 | Information processing apparatus using a beam splitting means having non-polarization beam split surface | Apr 26, 1990 | Issued |
Array
(
[id] => 2795476
[patent_doc_number] => 05142513
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-08-25
[patent_title] => 'Magneto-optical storage medium and magneto-optical overwrite system with magnetic characteristic change by variation of thermal condition for recording information'
[patent_app_type] => 1
[patent_app_number] => 7/510703
[patent_app_country] => US
[patent_app_date] => 1990-04-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 8
[patent_no_of_words] => 5858
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 277
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/142/05142513.pdf
[firstpage_image] =>[orig_patent_app_number] => 510703
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/510703 | Magneto-optical storage medium and magneto-optical overwrite system with magnetic characteristic change by variation of thermal condition for recording information | Apr 19, 1990 | Issued |
Array
(
[id] => 2864017
[patent_doc_number] => 05126983
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-06-30
[patent_title] => 'Apparatus for optically recording information on opto-magnetic record medium having a minimized leakage magnetic field'
[patent_app_type] => 1
[patent_app_number] => 7/507735
[patent_app_country] => US
[patent_app_date] => 1990-04-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 17
[patent_figures_cnt] => 26
[patent_no_of_words] => 6247
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 213
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/126/05126983.pdf
[firstpage_image] =>[orig_patent_app_number] => 507735
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/507735 | Apparatus for optically recording information on opto-magnetic record medium having a minimized leakage magnetic field | Apr 11, 1990 | Issued |
Array
(
[id] => 2763179
[patent_doc_number] => 05072431
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-12-10
[patent_title] => 'Magneto-optical disk recording apparatus'
[patent_app_type] => 1
[patent_app_number] => 7/507036
[patent_app_country] => US
[patent_app_date] => 1990-04-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 8
[patent_no_of_words] => 3603
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 152
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/072/05072431.pdf
[firstpage_image] =>[orig_patent_app_number] => 507036
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/507036 | Magneto-optical disk recording apparatus | Apr 9, 1990 | Issued |
Array
(
[id] => 2665212
[patent_doc_number] => 04972395
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-11-20
[patent_title] => 'Opto-magnetic recording apparatus for sequentially driving optical head drive means and biasing magnetic field generation means'
[patent_app_type] => 1
[patent_app_number] => 7/506551
[patent_app_country] => US
[patent_app_date] => 1990-04-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 4
[patent_no_of_words] => 1547
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 129
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/972/04972395.pdf
[firstpage_image] =>[orig_patent_app_number] => 506551
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/506551 | Opto-magnetic recording apparatus for sequentially driving optical head drive means and biasing magnetic field generation means | Apr 5, 1990 | Issued |
Array
(
[id] => 2757495
[patent_doc_number] => 05016240
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-05-14
[patent_title] => 'Optical recording medium'
[patent_app_type] => 1
[patent_app_number] => 7/501058
[patent_app_country] => US
[patent_app_date] => 1990-03-29
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 11
[patent_no_of_words] => 10898
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 59
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/016/05016240.pdf
[firstpage_image] =>[orig_patent_app_number] => 501058
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/501058 | Optical recording medium | Mar 28, 1990 | Issued |
Array
(
[id] => 2755104
[patent_doc_number] => 05023856
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-06-11
[patent_title] => 'Optically readable record carrier for recording information, apparatus for manufacturing such a record carrier, apparatus for recording information on such a record carrier, and apparatus for reading information recorded on such a record carrier'
[patent_app_type] => 1
[patent_app_number] => 7/501342
[patent_app_country] => US
[patent_app_date] => 1990-03-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 7
[patent_no_of_words] => 3240
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 6
[patent_words_short_claim] => 47
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/023/05023856.pdf
[firstpage_image] =>[orig_patent_app_number] => 501342
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/501342 | Optically readable record carrier for recording information, apparatus for manufacturing such a record carrier, apparatus for recording information on such a record carrier, and apparatus for reading information recorded on such a record carrier | Mar 27, 1990 | Issued |
Array
(
[id] => 2945378
[patent_doc_number] => 05247494
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1993-09-21
[patent_title] => 'Method for recording and reproducing information on and from an optical disk having a read-only recorded zone and a writable and readable zone using a spot laser light'
[patent_app_type] => 1
[patent_app_number] => 7/497852
[patent_app_country] => US
[patent_app_date] => 1990-03-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 8
[patent_no_of_words] => 6640
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 506
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/247/05247494.pdf
[firstpage_image] =>[orig_patent_app_number] => 497852
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/497852 | Method for recording and reproducing information on and from an optical disk having a read-only recorded zone and a writable and readable zone using a spot laser light | Mar 22, 1990 | Issued |
Array
(
[id] => 2716465
[patent_doc_number] => 04993009
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-02-12
[patent_title] => 'Opto-magnetic recording apparatus with a bias magnetic field generating means movable parallel to a recording surface of a recording medium'
[patent_app_type] => 1
[patent_app_number] => 7/501440
[patent_app_country] => US
[patent_app_date] => 1990-03-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 10
[patent_no_of_words] => 2615
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 175
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/993/04993009.pdf
[firstpage_image] =>[orig_patent_app_number] => 501440
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/501440 | Opto-magnetic recording apparatus with a bias magnetic field generating means movable parallel to a recording surface of a recording medium | Mar 21, 1990 | Issued |
Array
(
[id] => 2858210
[patent_doc_number] => 05107486
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-04-21
[patent_title] => 'Optical memory device with grooves and pits in selected dimensional relationship'
[patent_app_type] => 1
[patent_app_number] => 7/497099
[patent_app_country] => US
[patent_app_date] => 1990-03-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 7
[patent_no_of_words] => 1430
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 99
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/107/05107486.pdf
[firstpage_image] =>[orig_patent_app_number] => 497099
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/497099 | Optical memory device with grooves and pits in selected dimensional relationship | Mar 20, 1990 | Issued |
Array
(
[id] => 2757347
[patent_doc_number] => 05016232
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-05-14
[patent_title] => 'Magneto-optic information-carrying medium including three magnetic layers'
[patent_app_type] => 1
[patent_app_number] => 7/490324
[patent_app_country] => US
[patent_app_date] => 1990-03-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 7
[patent_no_of_words] => 2905
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 554
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/016/05016232.pdf
[firstpage_image] =>[orig_patent_app_number] => 490324
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/490324 | Magneto-optic information-carrying medium including three magnetic layers | Mar 7, 1990 | Issued |
07/490430 | MAGNETO-OPTICAL RECORDING APPARATUS HAVING MEANS FOR DELAYING AN INPUT SIGNAL FOR PREVENTING BIT SHIFT | Mar 7, 1990 | Abandoned |
Array
(
[id] => 2983693
[patent_doc_number] => 05182734
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1993-01-26
[patent_title] => 'Magneto-optical recording apparatus with pulse driven light beam and variable delay of magnetic field reversals based on recording medium characteristics'
[patent_app_type] => 1
[patent_app_number] => 7/465123
[patent_app_country] => US
[patent_app_date] => 1990-02-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 11
[patent_no_of_words] => 6554
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 347
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/182/05182734.pdf
[firstpage_image] =>[orig_patent_app_number] => 465123
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/465123 | Magneto-optical recording apparatus with pulse driven light beam and variable delay of magnetic field reversals based on recording medium characteristics | Feb 19, 1990 | Issued |
Array
(
[id] => 2758201
[patent_doc_number] => 05038339
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-08-06
[patent_title] => 'Record carrier having servo-track portions and sector addresses having the same predetermined width'
[patent_app_type] => 1
[patent_app_number] => 7/467696
[patent_app_country] => US
[patent_app_date] => 1990-02-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 5
[patent_no_of_words] => 3712
[patent_no_of_claims] => 2
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 296
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/038/05038339.pdf
[firstpage_image] =>[orig_patent_app_number] => 467696
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/467696 | Record carrier having servo-track portions and sector addresses having the same predetermined width | Feb 19, 1990 | Issued |
Array
(
[id] => 2758027
[patent_doc_number] => 05038330
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-08-06
[patent_title] => 'Bias magnetic field impress apparatus for opto-magnetic disk apparatus including permanent magnet'
[patent_app_type] => 1
[patent_app_number] => 7/477295
[patent_app_country] => US
[patent_app_date] => 1990-02-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 7
[patent_no_of_words] => 2924
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 345
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/038/05038330.pdf
[firstpage_image] =>[orig_patent_app_number] => 477295
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/477295 | Bias magnetic field impress apparatus for opto-magnetic disk apparatus including permanent magnet | Feb 7, 1990 | Issued |