Inventor · disambiguated record
Keiji Yamazaki
Also filed as: EGAWA TAKESHI · YAMAZAKI KEIJI
23 granted patents·466 citations·filing 1977–2003
96Inventor score
Top patents by PatentIndex Score
23 records- 0196US5810077ALayered heat exchangerSHOWA ALUMINUM CORP·Filed 1997·Granted Sep 22, 1998·75 cites·6 claims
- 0295US6196019B1AccumulatorSHOWA ALUMINUM CORP·Filed 1999·Granted Mar 6, 2001·93 cites·15 claims
- 0388US6241011B1Layered heat exchangersSHOWA ALUMINUM CORP·Filed 1998·Granted Jun 5, 2001·58 cites·2 claims
- 0485US6330810B1Condensing apparatus for use in a refrigeration cycle receiver-dryer used for said condensing apparatusSHOWA DENKO KK·Filed 2000·Granted Dec 18, 2001·31 cites·20 claims
- 0581US5984000ALayered heat exchangersSHOWA ALUMINUM CORP·Filed 1998·Granted Nov 16, 1999·33 cites·4 claims
- 0679US6494059B2Receiver tank for use in refrigeration cycle, heat exchanger with said receiver tank, and condensing apparatus for use in refrigeration cycleSHOWA DENKO KK·Filed 2001·Granted Dec 17, 2002·27 cites·39 claims
- 0776US4150889AIndicating device for single lens reflex cameraMINOLTA CAMERA KK·Filed 1977·Granted Apr 24, 1979·10 cites·5 claims
- 0875US5089834AMounting devices for removably mounting an accessory on a cameraMINOLTA CAMERA KK·Filed 1990·Granted Feb 18, 1992·17 cites·58 claims
- 0973US4743929AFlash device for use in photographyMINOLTA CAMERA KK·Filed 1985·Granted May 10, 1988·10 cites·4 claims
- 1071US4853302ABattery compartmentMINOLTA CAMERA KK·Filed 1988·Granted Aug 1, 1989·31 cites·11 claims
- 1168US4217044AIndicating devices for camera viewfindersMINOLTA CAMERA KK·Filed 1977·Granted Aug 12, 1980·7 cites·10 claims
- 1266US4118723ACamera indicating meansMINOLTA CAMERA KK·Filed 1977·Granted Oct 3, 1978·7 cites·11 claims
- 1365US5572361ABinocular system with automatic diopter power adjustmentMINOLTA CAMERA KK·Filed 1992·Granted Nov 5, 1996·28 cites·8 claims
- 1457US6915659B2Refrigeration system and its condensing apparatusSHOWA DENKO KK·Filed 2003·Granted Jul 12, 2005·5 cites·41 claims
- 1557US6708522B2Receiver tank for use in refrigeration cycle, heat exchanger with said receiver tank, and condensing apparatus for use in refrigeration cycleSHOWA DENKO KK·Filed 2002·Granted Mar 23, 2004·9 cites·27 claims
- 1653US4339186AAutomatic diaphragm control and mirror release devices for camerasMINOLTA CAMERA KK·Filed 1981·Granted Jul 13, 1982·4 cites·10 claims
- 1751US4851868AFlash device for use in photographyMINOLTA CAMERA KK·Filed 1988·Granted Jul 25, 1989·4 cites·3 claims
- 1848US4140380AExposure indicating devices for single reflex camerasMINOLTA CAMERA KK·Filed 1977·Granted Feb 20, 1979·3 cites·10 claims
- 1947US4512647AAutomatic diaphragm control and mirror release devices for camerasMINOLTA CAMERA KK·Filed 1983·Granted Apr 23, 1985·3 cites·14 claims
- 2046US4257697AProjecting member carried by the base plate for camerasMINOLTA CAMERA KK·Filed 1979·Granted Mar 24, 1981·2 cites·14 claims
- 2139US6122929AAccumulatorSHOWA ALUMINUM CORP·Filed 1997·Granted Sep 26, 2000·9 cites·16 claims
- 2231USRE34558EFlash device for use in photographyMINOLTA CAMERA KK·Filed 1991·Granted Mar 8, 1994·0 cites·4 claims
- 2330US4355875AAutomatic diaphragm control device for camerasMINOLTA CAMERA KK·Filed 1981·Granted Oct 26, 1982·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →