Inventor · disambiguated record
Nobuo Kawato
Also filed as: KAWATO NOBUO
17 granted patents·10 pending applications·21 citations·filing 2000–2023
88Inventor score
Top patents by PatentIndex Score
27 records- 0181US9482787B2Polymerizable compositionKAWATO NOBUO·Filed 2012·Granted Nov 1, 2016·4 cites·8 claims
- 0277US10308756B2Polymerizable composition for optical material and use thereofMITSUI CHEMICALS INC·Filed 2015·Granted Jun 4, 2019·1 cites·15 claims
- 0377US8586695B2Polymerization catalyst for polythiourethane optical material, polymerizable composition containing the same, polythiourethane resin obtained from the composition, and process for producing the resinKAWATO NOBUO·Filed 2010·Granted Nov 19, 2013·2 cites·5 claims
- 0477US8461238B2Process for producing internal mold release agent for optical material, internal mold release agent for optical material, and polymerizable composition including the sameKAWATO NOBUO·Filed 2010·Granted Jun 11, 2013·2 cites·20 claims
- 0576US10344116B2Polymerizable composition for optical material and use thereofMITSUI CHEMICALS INC·Filed 2015·Granted Jul 9, 2019·1 cites·15 claims
- 0667US6365707B1Polymerizable composition and process for producing optical resin comprising the sameMITSUI CHEMICALS INC·Filed 2000·Granted Apr 2, 2002·7 cites·9 claims
- 0765US11248077B2Polymerizable composition for optical material and molded productMITSUI CHEMICALS INC·Filed 2017·Granted Feb 15, 2022·1 cites·14 claims
- 0865US8022163B2Internal mold release agent for production of polythiourethane optical materialMITSUI CHEMICALS INC·Filed 2007·Granted Sep 20, 2011·1 cites·5 claims
- 0958US2010029890A1Polymerization catalyst for polythiourethane optical material, polymerizable composition containing the same, polythiourethane resin obtained from the composition, and process for producing the resinMITSUI CHEMICALS INC·Filed 2007·Application pending·0 cites
- 1057US9290656B2Polymerizable composition for polythiourethane optical materialHAYASHI HIDETOSHI·Filed 2007·Granted Mar 22, 2016·0 cites·27 claims
- 1155US2025101164A1Polythiourethane film, eyeglass lens material, eyeglass lens, and method of producing eyeglass lensMITSUI CHEMICALS INC·Filed 2023·Application pending·0 cites
- 1253US7354989B2Thioepoxy based polymerizable composition and method for production thereofMITSUI CHEMICALS INC·Filed 2003·Granted Apr 8, 2008·2 cites·9 claims
- 1352US9678246B2Polymerizable composition for optical materialMITSUI CHEMICALS INC·Filed 2013·Granted Jun 13, 2017·0 cites·10 claims
- 1451US9464154B2Process for producing polyurethane resinMITSUI CHEMICALS INC·Filed 2013·Granted Oct 11, 2016·0 cites·20 claims
- 1551US2023228927A1Polymerizable composition for optical material and photochromic lensMITSUI CHEMICALS INC·Filed 2021·Application pending·0 cites
- 1651US2024176164A1Optical element, eyeglass lens, autonomic nerve regulation method, and evaluation method for optical elementMITSUI CHEMICALS INC·Filed 2022·Application pending·0 cites
- 1750US10131767B2Polymerizable composition for optical material, optical material obtained from polymerizable composition, and manufacturing method of optical materialMITSUI CHEMICALS INC·Filed 2014·Granted Nov 20, 2018·0 cites·27 claims
- 1846US2020148856A1Polymerizable composition for optical material, and molded productMITSUI CHEMICALS INC·Filed 2018·Application pending·0 cites
- 1945US2022252771A1Optical materialMITSUI CHEMICALS INC·Filed 2020·Application pending·0 cites
- 2044US2021171682A1Polymerizable composition for optical material and molded productMITSUI CHEMICALS INC·Filed 2018·Application pending·0 cites
- 2143US11866648B2Process for producing polymerizable composition for optical materialsMITSUI CHEMICALS INC·Filed 2020·Granted Jan 9, 2024·0 cites·13 claims
- 2242US8586694B2Polymerization catalyst for polythiourethane-based optical material, polymerizable composition containing the catalyst, optical material obtained from the composition, and method for preparing the optical materialIWAZUMI MASANORI·Filed 2008·Granted Nov 19, 2013·0 cites·3 claims
- 2340US10202483B2Polymerizable composition, molded product, and use thereofMITSUI CHEMICALS INC·Filed 2015·Granted Feb 12, 2019·0 cites·7 claims
- 2438US10921489B2Polymerizable composition for optical material, optical material obtained from the composition, and plastic lensMITSUI CHEMICALS INC·Filed 2016·Granted Feb 16, 2021·0 cites·8 claims
- 2538US2019211258A1Photochromic lens and polymerizable compositionMITSUI CHEMICALS INC·Filed 2017·Application pending·0 cites
- 2636US2018258212A1Molded product and polymerizable composition for optical materialMITSUI CHEMICALS INC·Filed 2016·Application pending·0 cites
- 2736US2019048122A1Polymerizable composition for optical material, optical material obtained from the composition, and plastic lensMITSUI CHEMICALS INC·Filed 2016·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Nobuo Kawato 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 →