Inventor · disambiguated record
Yasuo Yonezawa
Also filed as: YONEZAWA YASUO
20 granted patents·2 pending applications·484 citations·filing 1984–2019
96Inventor score
Files withNIKON CORP11NISHIYODO AIR CONDITIONER3NIPPON KOGAKU KK2TORAY INDUSTRIES2UNION INDUSTRY CO LTD2
Top patents by PatentIndex Score
22 records- 0191US5005371AAdsorption thermal storage apparatus and adsorption thermal storage system including the sameNISHIYODO AIR CONDITIONER·Filed 1990·Granted Apr 9, 1991·102 cites·16 claims
- 0281US4881376AAdsorption refrigeration systemNISHIYODO AIR CONDITIONER·Filed 1988·Granted Nov 21, 1989·58 cites·15 claims
- 0379US5989425AMulti-way valve and water purifier using the sameTORAY INDUSTRIES·Filed 1996·Granted Nov 23, 1999·47 cites·16 claims
- 0474US5024064AMethod of operating adsorption refrigeratorNISHIYODO AIR CONDITIONER·Filed 1990·Granted Jun 18, 1991·43 cites·6 claims
- 0573US6320702B1Afocal zoom lens, and microscope having the lensNIKON CORP·Filed 2000·Granted Nov 20, 2001·15 cites·9 claims
- 0670US5825533ATandem scanning confocal microscopeNIKON CORP·Filed 1997·Granted Oct 20, 1998·35 cites·20 claims
- 0770US5483079AApparatus for detecting an in-focus position of a substrate surface having a movable light intercepting member and a thickness detectorNIKON CORP·Filed 1995·Granted Jan 9, 1996·36 cites·16 claims
- 0870US5383058AZoom lensNIKON CORP·Filed 1993·Granted Jan 17, 1995·33 cites·27 claims
- 0969US8081378B2MicroscopeOSAWA HISAO·Filed 2006·Granted Dec 20, 2011·5 cites·15 claims
- 1067US6339507B1Galileo type stereomicroscope and objective lens thereofNIKON CORP·Filed 2000·Granted Jan 15, 2002·10 cites·4 claims
- 1163US11642552B2Warming composition and aerosol formulation including sameTOYO AEROSOL IND CO·Filed 2019·Granted May 9, 2023·0 cites·11 claims
- 1261US6657782B2Microscope episcopic illumination device and microscope therewithNIKON CORP·Filed 2002·Granted Dec 2, 2003·7 cites·7 claims
- 1359US5959772ARelay variable power optical system and a microscope equipped with the optical systemNIKON CORP·Filed 1998·Granted Sep 28, 1999·23 cites·16 claims
- 1454US4634237AZoom lensNIPPON KOGAKU KK·Filed 1984·Granted Jan 6, 1987·13 cites·8 claims
- 1551US5889276AFocus-detecting method and device having a light blocking member placed substantially at the conjugate image point of the pupil of the object lensNIKON CORP·Filed 1997·Granted Mar 30, 1999·16 cites·14 claims
- 1647US5714749AFocus detecting apparatus and microscope apparatus equipped with the foregoing apparatusNIKON CORP·Filed 1996·Granted Feb 3, 1998·14 cites·26 claims
- 1747US4770511AZoom lens capable of accomplishing macro-photographyNIPPON KOGAKU KK·Filed 1985·Granted Sep 13, 1988·12 cites·7 claims
- 1846US6732957B2Flow channel switching device, and shower unit having the sameTORAY INDUSTRIES·Filed 2001·Granted May 11, 2004·6 cites·24 claims
- 1945US2013031918A1Gas extraction device and gas extraction method for refrigeratorUNION INDUSTRY CO LTD·Filed 2012·Application pending·0 cites
- 2038US6313952B1Adapter lens system for a greenough-type stereomicroscopeNIKON CORP·Filed 1999·Granted Nov 6, 2001·7 cites·6 claims
- 2137US2013036761A1Damper structure of adsorption type refrigeratorUNION INDUSTRY CO LTD·Filed 2012·Application pending·0 cites
- 2231US6204964B1Laser microscopeNIKON CORP·Filed 1999·Granted Mar 20, 2001·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →