Inventor · disambiguated record
Shinobu Izumi
Also filed as: IZUMI SHINOBU
26 granted patents·7 pending applications·138 citations·filing 1997–2018
94Inventor score
Top patents by PatentIndex Score
33 records- 0193US6723859B2Chromene compoundTOKUYAMA CORP·Filed 2000·Granted Apr 20, 2004·45 cites·12 claims
- 0284US7441893B2Layered product and method of producing the sameTOKUYAMA CORP·Filed 2005·Granted Oct 28, 2008·6 cites·10 claims
- 0381US7976739B2Chromene compoundTOKUYAMA CORP·Filed 2007·Granted Jul 12, 2011·3 cites·6 claims
- 0481US6798459B1Apparatus and method for transmitting and receiving, as an electric wave, a signal generated by electronic equipment, and a control signal to control operation of the electronic equipmentSONY CORP·Filed 2000·Granted Sep 28, 2004·22 cites·12 claims
- 0573US8778236B2Chromene compoundTAKENAKA JUNJI·Filed 2012·Granted Jul 15, 2014·2 cites·16 claims
- 0673US8147726B2Chromene compoundKASAI SOKO·Filed 2009·Granted Apr 3, 2012·3 cites·19 claims
- 0769US8709308B2Chromene compoundTAKAHASHI TOSHIAKI·Filed 2012·Granted Apr 29, 2014·1 cites·19 claims
- 0868US9447224B2Urethane (meth) acrylate monomer and production process thereofIZUMI SHINOBU·Filed 2010·Granted Sep 20, 2016·1 cites·11 claims
- 0966US7048876B2Chromene compoundTOKUYAMA CORP·Filed 2002·Granted May 23, 2006·3 cites·15 claims
- 1059US11807769B2Primer composition for optical articles, and laminateTOKUYAMA CORP·Filed 2018·Granted Nov 7, 2023·0 cites·16 claims
- 1159US6982674B2Antenna apparatusSONY CORP·Filed 2004·Granted Jan 3, 2006·8 cites·7 claims
- 1259US6875878B2Chromene compoundTOKUYAMA CORP·Filed 2002·Granted Apr 5, 2005·1 cites·11 claims
- 1356US8409670B2Process for producing photochromic layered productMORI KATSUHIRO·Filed 2003·Granted Apr 2, 2013·5 cites·12 claims
- 1456US6195642B1Digital broadcasting receiving apparatusSONY CORP·Filed 1998·Granted Feb 27, 2001·23 cites·9 claims
- 1554US7951445B2Photochromic optical article and method of producing the sameTOKUYAMA CORP·Filed 2005·Granted May 31, 2011·3 cites·7 claims
- 1653US8308995B2Chromene compoundKASAI SOKO·Filed 2012·Granted Nov 13, 2012·1 cites·20 claims
- 1751US9643905B2Phenylnaphthol derivativesTOKUYAMA CORP·Filed 2014·Granted May 9, 2017·0 cites·2 claims
- 1850US7865191B2Wireless communication method and wireless communication apparatusSONY CORP·Filed 2003·Granted Jan 4, 2011·1 cites·20 claims
- 1950US7024164B2Radio communication apparatusSONY CORP·Filed 2001·Granted Apr 4, 2006·2 cites·8 claims
- 2049US8123987B2Chromene compoundsIZUMI SHINOBU·Filed 2007·Granted Feb 28, 2012·0 cites·4 claims
- 2148US11649327B2Photochromic curable composition, use thereof, and polyrotaxane monomersTOKUYAMA CORP·Filed 2017·Granted May 16, 2023·0 cites·10 claims
- 2248US2015368552A1Photochromic curable compositionTOKUYAMA CORP·Filed 2014·Application pending·0 cites
- 2346US8916071B2Chromene compound and curable compositionTOKUYAMA CORP·Filed 2012·Granted Dec 23, 2014·0 cites·14 claims
- 2445US8012588B2Layered product, optical part, processes for producing these, and coating fluidTOKUYAMA CORP·Filed 2004·Granted Sep 6, 2011·1 cites·5 claims
- 2545US2004014995A1Chromene compoundsFiled 2003·Application pending·0 cites
- 2644US2015030866A1Photochromic curable compositionTOKUYAMA CORP·Filed 2013·Application pending·0 cites
- 2744US2015034887A1Chromene compoundTOKUYAMA CORP·Filed 2013·Application pending·0 cites
- 2843US9588257B2Photochromic curable compositionOTANI TOSHIAKI·Filed 2012·Granted Mar 7, 2017·0 cites·12 claims
- 2943US2006263607A1Photochromic multilayer body and method for producing sameTOKUYAMA CORP·Filed 2004·Application pending·0 cites
- 3040US2014030529A1Chromene compoundTAKAHASHI TOSHIAKI·Filed 2012·Application pending·0 cites
- 3139US2018251657A1Primer composition and photochromic laminateTOKUYAMA CORP·Filed 2016·Application pending·0 cites
- 3236US6233227B1Transmitting and receiving apparatusSONY CORP·Filed 1997·Granted May 15, 2001·7 cites·6 claims
- 3333US9487693B2Chromene compoundIZUMI SHINOBU·Filed 2012·Granted Nov 8, 2016·0 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when Shinobu Izumi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →