Inventor · disambiguated record
Ryojiro Akashi
Also filed as: AKASHI RYOJIRO
43 granted patents·7 pending applications·1,511 citations·filing 1988–2021
98Inventor score
Files withFUJI XEROX CO LTD38AKASHI RYOJIRO3TORAY INDUSTRIES3FUJIFILM CORP2SHIN NAKAMURA CHEMICAL CO LTD2
Top patents by PatentIndex Score
50 records- 0199US5166345APhotochromic compoundTORAY INDUSTRIES·Filed 1991·Granted Nov 24, 1992·228 cites·6 claims
- 0299US4929693APhotochromic compoundTORAY INDUSTRIES·Filed 1988·Granted May 29, 1990·135 cites·22 claims
- 0397US8023176B2Multicolor display optical composition, optical device, and display method of optical deviceFUJI XEROX CO LTD·Filed 2010·Granted Sep 20, 2011·30 cites·3 claims
- 0496US5644416ALight modulation device and method of light modulation using the sameFUJI XEROX CO LTD·Filed 1992·Granted Jul 1, 1997·92 cites·11 claims
- 0595US8477404B2Display medium and display deviceMORIYAMA HIROAKI·Filed 2009·Granted Jul 2, 2013·35 cites·18 claims
- 0695US6780647B2Sensor material, sensor and detection method for bio-substanceFUJI XEROX CO LTD·Filed 2001·Granted Aug 24, 2004·171 cites·9 claims
- 0794US5155607AOptical modulation display device and display method using the sameFUJI XEROX CO LTD·Filed 1991·Granted Oct 13, 1992·134 cites·17 claims
- 0893US8730559B2Multicolor display optical composition, optical device, and display method of optical deviceAKASHI RYOJIRO·Filed 2011·Granted May 20, 2014·12 cites·10 claims
- 0992US6268092B1Color filter, display element, display method and display deviceFUJI XEROX CO LTD·Filed 2000·Granted Jul 31, 2001·55 cites·22 claims
- 1088US7990602B2Display medium and display deviceFUJI XEROX CO LTD·Filed 2009·Granted Aug 2, 2011·8 cites·11 claims
- 1188US5354498APhase separation liquid crystal polymerFUJI XEROX CO LTD·Filed 1992·Granted Oct 11, 1994·84 cites·14 claims
- 1286US7314584B2Polymer gel composition and optical device using the sameFUJI XEROX CO LTD·Filed 2004·Granted Jan 1, 2008·33 cites·9 claims
- 1384US6785035B2Optical element, optical element composition and method for controlling stimuli-responsive polymer gelFUJI XEROX CO LTD·Filed 2001·Granted Aug 31, 2004·28 cites·19 claims
- 1483US7538933B2Optical composition for multi-color display and manufacturing method thereof, and optical element and displaying method thereofFUJI XEROX CO LTD·Filed 2005·Granted May 26, 2009·7 cites·14 claims
- 1583US5679414ALiquid crystal-polymer composite film, electro-optical element using the same, and process for producing electro-optical elementFUJI XEROX CO LTD·Filed 1995·Granted Oct 21, 1997·41 cites·23 claims
- 1683US5498450ALiquid crystal-polymer composite film, electro-optical element using the same, and process for producing electro-optical elementFUJI XEROX CO LTD·Filed 1993·Granted Mar 12, 1996·38 cites·15 claims
- 1782US11149132B2Composite for cellulose fiber dispersion and cellulose fiber compositionSHIN NAKAMURA CHEMICAL CO LTD·Filed 2019·Granted Oct 19, 2021·3 cites·8 claims
- 1881US5671211AData recording mediumFUJI XEROX CO LTD·Filed 1995·Granted Sep 23, 1997·35 cites·10 claims
- 1979US7724433B2Composition for multi-color display material and manufacturing method thereof, and optical device and displaying method thereofFUJI XEROX CO LTD·Filed 2006·Granted May 25, 2010·5 cites·15 claims
- 2079US7595495B2Microreactor device and microchannel cleaning methodFUJI XEROX CO LTD·Filed 2006·Granted Sep 29, 2009·4 cites·20 claims
- 2178US6287485B1Volume-modulation coloration producing material, volume-modulation coloration producing composition, and optical element and method for optical modulation using the compositionFUJI XEROX CO LTD·Filed 1998·Granted Sep 11, 2001·48 cites·20 claims
- 2272US9845397B2Method for producing binder resin, method for producing resin composition, binder resin, and resin compositionSHOEI CHEMICAL IND CO·Filed 2014·Granted Dec 19, 2017·1 cites·21 claims
- 2372US5891357AOptical element and method of manufacturing the same, and macromolecular liquid crystal for an optical elementFUJI XEROX CO LTD·Filed 1996·Granted Apr 6, 1999·29 cites·24 claims
- 2472US5558813ALiquid crystal-polymer composite filmFUJI XEROX CO LTD·Filed 1994·Granted Sep 24, 1996·25 cites·10 claims
- 2571US7746542B2Multicolor display optical composition, optical device, and display method of optical deviceFUJI XEROX CO LTD·Filed 2006·Granted Jun 29, 2010·2 cites·5 claims
- 2670US8300300B2Particle for display, particle dispersion liquid for display, display medium, and display deviceAKASHI RYOJIRO·Filed 2009·Granted Oct 30, 2012·1 cites·14 claims
- 2770US7435479B2Light-controlling element and method for manufacturing the sameFUJI XEROX CO LTD·Filed 2004·Granted Oct 14, 2008·11 cites·21 claims
- 2870US6414052B1Polymeric particles and production method thereofFUJI XEROX CO LTD·Filed 2000·Granted Jul 2, 2002·9 cites·17 claims
- 2969US5079093AEasily-slippery medical materials and a method for preparation thereofTORAY INDUSTRIES·Filed 1989·Granted Jan 7, 1992·69 cites·20 claims
- 3068US5589237AReversible display mediumFUJI XEROX CO LTD·Filed 1994·Granted Dec 31, 1996·21 cites·9 claims
- 3165US5670083AOptical element and process for producing the sameFUJI XEROX CO LTD·Filed 1995·Granted Sep 23, 1997·17 cites·21 claims
- 3265US5620781AErasable display mediumFUJI XEROX CO LTD·Filed 1995·Granted Apr 15, 1997·24 cites·9 claims
- 3364US7455903B2Optical materials and optical elements using the sameFUJI XEROX CO LTD·Filed 2005·Granted Nov 25, 2008·3 cites·17 claims
- 3462US7796323B2Display particle and method for producing the same, display particle dispersion, display medium, and display deviceFUJI XEROX CO LTD·Filed 2008·Granted Sep 14, 2010·0 cites·20 claims
- 3562US6295167B1Optical material and optical deviceFUJI XEROX CO LTD·Filed 1999·Granted Sep 25, 2001·23 cites·31 claims
- 3657US11667769B2Composite for cellulose fiber dispersion and cellulose fiber compositionSHIN NAKAMURA CHEMICAL CO LTD·Filed 2021·Granted Jun 6, 2023·0 cites·7 claims
- 3757US5654046AOptical elementFUJI XEROX CO LTD·Filed 1995·Granted Aug 5, 1997·12 cites·18 claims
- 3854US8068270B2Particles for display, particle dispersion for display, display medium and display deviceAKASHI RYOJIRO·Filed 2009·Granted Nov 29, 2011·0 cites·20 claims
- 3954US5707543AReversible display mediumFUJI XEROX CO LTD·Filed 1995·Granted Jan 13, 1998·13 cites·17 claims
- 4053US6850356B2Optical element and method for producing the optical elementFUJI XEROX CO LTD·Filed 2004·Granted Feb 1, 2005·4 cites·27 claims
- 4152US5691092AMethod for producing optical elementFUJI XEROX CO LTD·Filed 1995·Granted Nov 25, 1997·18 cites·12 claims
- 4250US7944596B2Display medium and display deviceFUJI XEROX CO LTD·Filed 2009·Granted May 17, 2011·0 cites·14 claims
- 4350US2009253879A1Polymer compound and oil absorbentFUJIFILM CORP·Filed 2009·Application pending·0 cites
- 4450US2007280858A1Microchannel deviceFUJI XEROX CO LTD·Filed 2006·Application pending·0 cites
- 4548US2009244693A1Polymer gel-containing composition, light modulating device and light modulating methodFUJIFILM CORP·Filed 2009·Application pending·0 cites
- 4644US2009046053A1Image displaying medium and image display deviceFUJI XEROX CO LTD·Filed 2008·Application pending·0 cites
- 4743US2004121017A1Polymer gel composition, and optical device, resin composition and optical film using the polymer gel compositionFUJI XEROX CO LTD·Filed 2003·Application pending·0 cites
- 4841US2004046157A1Polymer gel composition and optical element using the sameFUJI XEROX CO LTD·Filed 2003·Application pending·0 cites
- 4939US2003012934A1Polymer gel composition and optical element using the sameFUJI XEROX CO LTD·Filed 2002·Application pending·0 cites
- 5034US6579596B1Composite material and process for production thereofFUJI XEROX CO LTD·Filed 1998·Granted Jun 17, 2003·3 cites·67 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →