Inventor · disambiguated record
Katsuyuki Murai
Also filed as: MURAI KATSUYUKI
9 granted patents·3 pending applications·19 citations·filing 1997–2021
82Inventor score
Top patents by PatentIndex Score
12 records- 0183US11409025B2Functional sheetMITSUBISHI GAS CHEMICAL CO·Filed 2018·Granted Aug 9, 2022·2 cites·5 claims
- 0275US7567381B2Plastic sheetMITSUBISHI GAS CHEMICAL CO·Filed 2005·Granted Jul 28, 2009·4 cites·14 claims
- 0365US10120206B2Optical film and optical laminate using sameNIPPON KAYAKU KK·Filed 2015·Granted Nov 6, 2018·1 cites·13 claims
- 0465US7369311B2Lens sheets for rear projection screensMITSUBISHI GAS CHEMICAL CO·Filed 2005·Granted May 6, 2008·3 cites·15 claims
- 0557US11306242B2Degradation agent for viscous fluid and method for producing said degradation agentMITSUBISHI GAS CHEMICAL CO·Filed 2019·Granted Apr 19, 2022·0 cites·10 claims
- 0651US10737471B2Synthetic resin laminate having photochromic properties and lens using sameMITSUBISHI GAS CHEMICAL CO·Filed 2017·Granted Aug 11, 2020·0 cites·11 claims
- 0749US9969839B2Polyfunctional urethane (meth)acrylate and curable resin composition thereofMITSUBISHI GAS CHEMICAL CO·Filed 2014·Granted May 15, 2018·0 cites·7 claims
- 0847US7196845B2Fresnel lens sheet and rear projection screenJAPAN ACRYACE CORP·Filed 2004·Granted Mar 27, 2007·3 cites·18 claims
- 0946US2013183537A1Synthetic resin laminateSATO KAZUYA·Filed 2011·Application pending·0 cites
- 1041US2023161090A1Optical film, and optical laminate and eyewear having the sameNIPPON KAYAKU KK·Filed 2021·Application pending·0 cites
- 1137US5955180AMulti-layer filmMITSUBISHI GAS CHEMICAL CO·Filed 1997·Granted Sep 21, 1999·6 cites·5 claims
- 1234US2008102230A1Diffusing Plate For Transmissive Screen, Transmissive Screen And Rear Projection Display ApparatusMURATA SATORU·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →