Inventor · disambiguated record
Hideyoshi Fujisawa
Also filed as: FUJISAWA HIDEYOSHI
6 granted patents·1 pending application·27 citations·filing 2002–2015
77Inventor score
Files withNIPPON KAYAKU KK3FUJISAWA HIDEYOSHI1NIPPON KAYKU KABUSHIKI KAISHA1OHASHI YOSHITAKA1POLATECHNO CO LTD1
Top patents by PatentIndex Score
7 records- 0177US7163723B2Liquid crystalline compound and reterdation difference film using the samePOLATECHNO CO LTD·Filed 2002·Granted Jan 16, 2007·17 cites·21 claims
- 0265US10120206B2Optical film and optical laminate using sameNIPPON KAYAKU KK·Filed 2015·Granted Nov 6, 2018·1 cites·13 claims
- 0360US9869805B2Infrared reflective film, and laminated glass employing sameNIPPON KAYAKU KK·Filed 2014·Granted Jan 16, 2018·1 cites·8 claims
- 0450US7416683B2Liquid crystal mixed composition and retardation film using sameNIPPON KAYKU KABUSHIKI KAISHA·Filed 2003·Granted Aug 26, 2008·5 cites·15 claims
- 0550US7410680B2Retardation film made by using cellulose derivativesNIPPON KAYAKU KK·Filed 2004·Granted Aug 12, 2008·3 cites·13 claims
- 0640US8730580B2Light diffusion cell for laser light, light source device and image display device using sameFUJISAWA HIDEYOSHI·Filed 2009·Granted May 20, 2014·0 cites·12 claims
- 0740US2012003402A1Retardation Film Produced by Using Cellulose DerivativeOHASHI YOSHITAKA·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →