Inventor · disambiguated record
Akiyoshi Hamada
Also filed as: HAMADA AKIYOSHI
31 granted patents·1 pending application·509 citations·filing 1984–2001
97Inventor score
Top patents by PatentIndex Score
32 records- 0189US4679057ALaser recording apparatusMINOLTA CAMERA KK·Filed 1985·Granted Jul 7, 1987·63 cites·16 claims
- 0279US4950888AScanning beam synchronization systemMINOLTA CAMERA KK·Filed 1989·Granted Aug 21, 1990·29 cites·8 claims
- 0379US4880299ATelecentric fθ lens system for laser COMMINOLTA CAMERA KK·Filed 1988·Granted Nov 14, 1989·38 cites·33 claims
- 0476US4972075AAutomatic focusing system with dual diffraction gratings and converging meansMINOLTA CAMERA KK·Filed 1989·Granted Nov 20, 1990·20 cites·11 claims
- 0571US5815301AScanning optical apparatusMINOLTA CO LTD·Filed 1996·Granted Sep 29, 1998·36 cites·13 claims
- 0670US5943153ALens holding apparatus and a light-beam scanning optical apparatusMINOLTA CO LTD·Filed 1997·Granted Aug 24, 1999·32 cites·15 claims
- 0768US4996541AFilm conveying apparatusMINOLTA CAMERA KK·Filed 1990·Granted Feb 26, 1991·16 cites·15 claims
- 0863US5890789AMulti-beam emitting device having an acoustooptic elementMINOLTA CO LTD·Filed 1997·Granted Apr 6, 1999·31 cites·19 claims
- 0961US5583559ALight beam optical scanning system having an fθ mirrorMINOLTA CAMERA KK·Filed 1994·Granted Dec 10, 1996·16 cites·12 claims
- 1059US5062094AOptical head for optical disk systemMINOLTA CAMERA KK·Filed 1989·Granted Oct 29, 1991·10 cites·19 claims
- 1155US5233457ABeam scanning optical systemMINOLTA CAMERA KK·Filed 1991·Granted Aug 3, 1993·18 cites·28 claims
- 1254US6101018ALight beam scanning optical apparatusMINOLTA CO LTD·Filed 1998·Granted Aug 8, 2000·17 cites·10 claims
- 1354US5353047ABeam scanning optical systemMINOLTA CO LTD·Filed 1991·Granted Oct 4, 1994·17 cites·18 claims
- 1454US5212501AImage recording apparatus with a laser optical unitMINOLTA CAMERA KK·Filed 1992·Granted May 18, 1993·19 cites·19 claims
- 1553US5530579ALaser beam optical scanning deviceMINOLTA CAMERA KK·Filed 1993·Granted Jun 25, 1996·16 cites·7 claims
- 1652US6034806ALight source device and light beam scanning optical apparatusMINOLTA CO LTD·Filed 1998·Granted Mar 7, 2000·16 cites·3 claims
- 1752US4789880AFocusing device for use in optical apparatusesMINOLTA CAMERA KK·Filed 1987·Granted Dec 6, 1988·6 cites·21 claims
- 1849US4940310AOptical scanning device using plural sources of differing wavelengthsMINOLTA CAMERA KK·Filed 1989·Granted Jul 10, 1990·8 cites·9 claims
- 1947US4814793AFilm handling means for a laser recorderMINOLTA CAMERA KK·Filed 1987·Granted Mar 21, 1989·11 cites·11 claims
- 2047US4722581ARecording apparatus with a semiconductor laserMINOLTA CAMERA KK·Filed 1985·Granted Feb 2, 1988·13 cites·8 claims
- 2146US5969843ALight source device and light beam scanning optical apparatusMINOLTA CO LTD·Filed 1997·Granted Oct 19, 1999·11 cites·17 claims
- 2246US4786151AScanning lens system for a light beam scanning deviceMINOLTA CAMERA KK·Filed 1988·Granted Nov 22, 1988·11 cites·5 claims
- 2345US5959759AMultiple beam scanning optical systemMINOLTA CO LTD·Filed 1996·Granted Sep 28, 1999·11 cites·31 claims
- 2444US4958169AFilm handling for a laser recorderMINOLTA CAMERA KK·Filed 1988·Granted Sep 18, 1990·8 cites·6 claims
- 2544US4891653AImage recorder with microstep driven motor transportMINOLTA CAMERA KK·Filed 1988·Granted Jan 2, 1990·8 cites·4 claims
- 2644US4878067ALaser recorder with stable film feed auxiliary scanningMINOLTA CAMERA KK·Filed 1988·Granted Oct 31, 1989·10 cites·10 claims
- 2743US4583846ASlit exposure type copying machine capable of copying with anamorphic magnificationMINOLTA CAMERA KK·Filed 1984·Granted Apr 22, 1986·5 cites·11 claims
- 2838US2002031298A1Array light sourceFiled 2001·Application pending·0 cites
- 2937US5294945ALaser beam optical scanning system and laser printing provided with the laser beam optical scanning systemMINOLTA CAMERA KK·Filed 1993·Granted Mar 15, 1994·5 cites·20 claims
- 3034US6137616AMulti-beam optical scanning deviceMINOLTA CO LTD·Filed 1999·Granted Oct 24, 2000·4 cites·15 claims
- 3133US5006874AApparatus for recording images on a roll of film and a film winding cartridgeMINOLTA CAMERA KK·Filed 1990·Granted Apr 9, 1991·1 cites·11 claims
- 3232US6021145ALaser diode array unitMINOLTA CO LTD·Filed 1997·Granted Feb 1, 2000·3 cites·20 claims
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