Inventor · disambiguated record
Ryuichi Yokoyama
Also filed as: YOKOYAMA RYUICHI
8 granted patents·4 pending applications·189 citations·filing 1996–2015
88Inventor score
Top patents by PatentIndex Score
12 records- 0189US7497177B2Seam ravel preventing apparatus and ravel preventing methodYAMATO SEWING MACHINE MFG·Filed 2006·Granted Mar 3, 2009·14 cites·6 claims
- 0284US9890222B2Polyarylene sulfide production device provided with baffle and baffle supportKUREHA CORP·Filed 2015·Granted Feb 13, 2018·2 cites·13 claims
- 0380US6177214B1Color filter manufacturing method, color filter, display apparatus, and apparatus having the display apparatusCANON KK·Filed 1998·Granted Jan 23, 2001·57 cites·14 claims
- 0478US6143450AColor filter substrate manufacturing method, color filter substrate manufactured by this manufacturing method, and liquid crystal element using this color filter substrateCANON KK·Filed 1998·Granted Nov 7, 2000·56 cites·8 claims
- 0573US7819653B2Light transmissive stamperCANON KK·Filed 2008·Granted Oct 26, 2010·2 cites·9 claims
- 0670US5714222AOptical recording medium and process for producing sameCANON KK·Filed 1996·Granted Feb 3, 1998·24 cites·22 claims
- 0762US6127072AProduction of color filter by forming light-screening layer and irradiating resin layer to achieve ink-accepting propertyCANON KK·Filed 1998·Granted Oct 3, 2000·25 cites·9 claims
- 0849US2006180271A1Optical recording medium and manufacturing method thereofCANON KK·Filed 2006·Application pending·0 cites
- 0948US2007259288A1Optical recording medium and method of producing the sameCANON KK·Filed 2007·Application pending·0 cites
- 1046US2005195352A1Liquid crystal display deviceSHARP KK·Filed 2005·Application pending·0 cites
- 1143US2007037092A1Method for manufacturing optical recording mediumCANON KK·Filed 2006·Application pending·0 cites
- 1240US6309783B1Color filter and method of manufacturing the sameCANON KK·Filed 1999·Granted Oct 30, 2001·9 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →