TOSHIBA-EMI LIMITED

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Patent Activity in the Last 10 Years

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Technologies

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H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 3359

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5649346 Manufacturing method for ink jet printer headJan 30, 96Jul 22, 97[H01L]
5590451 Manufacturing method for ink jet printer headJan 16, 96Jan 07, 97[H01L]
5301404 Method of producing printer head using piezoelectric memberMar 26, 93Apr 12, 94[H01L]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6435400 Bondhead lead clamp apparatus and methodExpiredAug 28, 01Aug 20, 02[B23K]
6267578 Bonded optical disk with internal abutting structure to control spacing of bonded halves and thickness of bond layerExpiredOct 27, 99Jul 31, 01[G11B]
6078561 Bonded optical disk with internal abutting structure to control spacing of bonded halves and thickness of bond layerExpiredSep 24, 97Jun 20, 00[G11B]
6019863 Optical disk structure, method of manufacturing the same, and apparatus for manufacturing the sameExpiredSep 30, 97Feb 01, 00[B32B]
5961777 Apparatus for manufacturing bonded disksExpiredJul 17, 97Oct 05, 99[B32B]
5956317 Composite optical disk with structure for preventing adhesive from leaking into the center holeExpiredJul 26, 96Sep 21, 99[G11B]
5728250 Method and apparatus for manufacturing bonded disksExpiredMar 29, 96Mar 17, 98[B32B]
5725093 Disk caseExpiredFeb 26, 97Mar 10, 98[B65D]
4519008 Method of recording and reproducing visual information in audio recording medium and audio recording medium recorded with visual informationExpiredSep 30, 82May 21, 85[H04N, G11B]

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