Awa Engineering Co., Ltd.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5590115 Optical disk and apparatus for manufacturing the sameExpiredAug 29, 95Dec 31, 96[G11B]
5409641 Optical disk manufacturing methodExpiredJun 24, 93Apr 25, 95[B29D]
5189585 Floppy disk with head slot in liner cut from liner material with preferred orientationExpiredJun 18, 90Feb 23, 93[G11B, B65D]
4828194 Apparatus for winding magnetic tape into cassettesExpiredDec 10, 87May 09, 89[B31F, B65H]
4803776 Apparatus for loading reel hubs into cassettesExpiredOct 14, 87Feb 14, 89[B23Q]
4747554 Apparatus for winding magnetic tapeExpiredOct 14, 87May 31, 88[B31F, B65H]
4734153 Apparatus for winding magnetic tape into cassettesExpiredSep 26, 86Mar 29, 88[B31F, B65H]
4734154 Apparatus for winding magnetic tape into cassettesExpiredSep 26, 86Mar 29, 88[B31F, B65H]
4722488 Apparatus for winding magnetic tape into cassettesExpiredDec 03, 86Feb 02, 88[B65H, G03B]
4704181 Apparatus for fabricating computer disksExpiredAug 13, 86Nov 03, 87[B32B]
4685187 Method of loading magnetic recording tape in cassette casesExpiredJul 16, 86Aug 11, 87[B23P]
4629138 Apparatus for feeding and discharging reels from a machine for winding video tape on reels of a cassetteExpiredJun 15, 84Dec 16, 86[B65H]
4563234 Apparatus for winding video tape on reels of a cassetteExpiredJun 15, 84Jan 07, 86[B31F, G03D]
4540132 Apparatus for winding video tape on reels of a cassetteExpiredJun 15, 84Sep 10, 85[B23Q, B65H]

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