Inventor · disambiguated record
Yoshinobu Kanemura
Also filed as: KANEMURA YOSHINOBU
45 granted patents·1,870 citations·filing 1984–2003
99Inventor score
Top patents by PatentIndex Score
45 records- 0199US4775733AHigh-refractivity plastic lens resin formed by reacting at least one polyisocyanate with at least one polythiolMITSUI TOATSU CHEMICALS·Filed 1987·Granted Oct 4, 1988·186 cites·22 claims
- 0298US5191055AMercapto compound, a high refractive index resin and lens and a process for preparing themMITSUI TOATSU CHEMICALS·Filed 1992·Granted Mar 2, 1993·164 cites·9 claims
- 0398US5059673AResin for urethane lenses, lenses comprising the resin, and a process for preparation of the resin and the lensesMITSUI TOATSU CHEMICALS·Filed 1990·Granted Oct 22, 1991·111 cites·8 claims
- 0497US5753730APlastic lenses having a high-refractive index, process for the preparation thereof and casting polymerization process for preparing sulfur-containing urethane resin lens and lens prepared therebyMITSUI TOATSU CHEMICALS·Filed 1991·Granted May 19, 1998·111 cites·26 claims
- 0597US5374668ACasting epoxy resin, polythiol and releasing agent to form lensMITSUI TOATSU CHEMICALS·Filed 1989·Granted Dec 20, 1994·102 cites·6 claims
- 0697US5087758AMercapto compound, a high refractive index resin and lens and a process for preparing themMITSUI TOATSU CHEMICALS·Filed 1989·Granted Feb 11, 1992·159 cites·19 claims
- 0796US5693738AComposition for urethane-base plastic lens, urethane-base plastic lens obtained from the composition, and process for the production of the plastic lensMITSUI TOATSU CHEMICALS·Filed 1995·Granted Dec 2, 1997·129 cites·18 claims
- 0896US4542201AResin for high-refractivity lenses and lenses made of same resinMITSUI TOATSU CHEMICALS·Filed 1984·Granted Sep 17, 1985·89 cites·2 claims
- 0995US5352758AMercapto compound, its preparation process, and sulfur-containing urethane resins and lenses using the sameMITSUI TOATSU CHEMICALS·Filed 1993·Granted Oct 4, 1994·48 cites·8 claims
- 1094US6300464B2Polymerizable compositionMITSUI CHEMICALS INC·Filed 2000·Granted Oct 9, 2001·37 cites·18 claims
- 1194US5608115APolythiol useful for preparing sulfur-containing urethane-based resin and process for producing the sameMITSUI TOATSU CHEMICALS·Filed 1995·Granted Mar 4, 1997·63 cites·15 claims
- 1293US4946923AS-alkyl thiocarbamate base resin, plastic lens comprising the resin, and process for making the lensMITSUI TOATSU CHEMICALS·Filed 1989·Granted Aug 7, 1990·57 cites·24 claims
- 1388US5523467AProcess for the preparation of aliphatic polyisocyanatesMITSUI TOATSU CHEMICALS·Filed 1995·Granted Jun 4, 1996·32 cites·5 claims
- 1488US4980497AMonomer of carbonate ester having isopropenylphenyl groupMITSUI TOATSU CHEMICALS·Filed 1989·Granted Dec 25, 1990·22 cites·1 claims
- 1587US5594088APlastic lenses having a high-refractive index, process for the preparation thereof and casting polymerization process for preparing sulfur containing urethane resin lens and lens prepared therebyMITSUI TOATSU CHEMICALS·Filed 1995·Granted Jan 14, 1997·47 cites·29 claims
- 1686US6770735B2Process for preparing a thiol compoundMITSUI CHEMICALS INC·Filed 2003·Granted Aug 3, 2004·20 cites·18 claims
- 1786US6100362ASulfur-containing urethane-based resin and composition and process for producing the resinMITSUI CHEMICALS INC·Filed 1997·Granted Aug 8, 2000·57 cites·19 claims
- 1885US6596841B2Polythiol, polymerizable composition, resin and lens, and process for preparing thiol compoundMITSUI CHEMICALS INC·Filed 2001·Granted Jul 22, 2003·18 cites·20 claims
- 1985US5013496AProcess for molding a highly-refractive plastic lensMITSUI TOATSU CHEMICALS·Filed 1989·Granted May 7, 1991·27 cites·5 claims
- 2085US4929707APolyurethane base lens resin, plastic lens comprising the resin and preparation method of the lensMITSUI TOATSU CHEMICALS·Filed 1989·Granted May 29, 1990·47 cites·27 claims
- 2183US5126425ALow-hygroscopic sulfur-containing urethane resin, coating material and adhesiveMITSUI TOATSU CHEMICALS·Filed 1990·Granted Jun 30, 1992·30 cites·7 claims
- 2282US5126388AHighly-refractive plastic lens and process for making the lensMITSUI TOATSU CHEMICALS·Filed 1991·Granted Jun 30, 1992·25 cites·4 claims
- 2382US5021503AResin for plastic lens having high-refractive index, lens comprising the resin, and method for preparation of the lensMITSUI TOATSU CHEMICALS·Filed 1989·Granted Jun 4, 1991·26 cites·19 claims
- 2479US6204311B1Polymerizable compositionMITSUI CHEMICALS INC·Filed 1999·Granted Mar 20, 2001·16 cites·10 claims
- 2579US4791185AHigh-refractivity plastic lens resin formed from a polyisocyanate and a polythiolMITSUI TOATSU CHEMICALS·Filed 1987·Granted Dec 13, 1988·38 cites·14 claims
- 2677US5084538AHigh surface hardness transparent resin prepared from a compound having at least one isopropenyl phenyl groupMITSUI TOATSU CHEMICALS·Filed 1990·Granted Jan 28, 1992·27 cites·9 claims
- 2773US5955206APolysulfide-based resin composition, polysulfide-based resin, and optical material comprising the resinMITSUI CHEMICALS INC·Filed 1996·Granted Sep 21, 1999·27 cites·15 claims
- 2871US5837797AProcess for preparing a sulfur-containing urethane-based plastic lens and the lens prepared therebyMITSUI CHEMICALS INC·Filed 1996·Granted Nov 17, 1998·28 cites·17 claims
- 2970US6458917B2Polymerizable compositionMITSUI CHEMICALS INC·Filed 2001·Granted Oct 1, 2002·6 cites·10 claims
- 3069US5306799AHigh refractive index plastic lens and composition thereforMITSUI TOATSU CHEMICALS·Filed 1993·Granted Apr 26, 1994·16 cites·10 claims
- 3168US5736609ASulfur-containing urethane-based resin composition, its resin, and optical element and lens comprising resinMITSUI TOATSU CHEMICALS·Filed 1996·Granted Apr 7, 1998·21 cites·36 claims
- 3267US6365707B1Polymerizable composition and process for producing optical resin comprising the sameMITSUI CHEMICALS INC·Filed 2000·Granted Apr 2, 2002·7 cites·9 claims
- 3367US6303747B1Selenium-containing transparent optical materialMITSUI CHEMICALS INC·Filed 2000·Granted Oct 16, 2001·2 cites·3 claims
- 3465US5440358AOptical lens comprised of high surface hardness transparent resinMITSUI TOATSU CHEMICALS·Filed 1993·Granted Aug 8, 1995·7 cites·3 claims
- 3562US6124424ASelenized transparent optical materialMITSUI CHEMICALS INC·Filed 1998·Granted Sep 26, 2000·11 cites·22 claims
- 3662US5104953AHard transparent resins and process for the production thereofMITSUI TOATSU CHEMICALS·Filed 1989·Granted Apr 14, 1992·12 cites·5 claims
- 3756US6770734B2Polythiol compoundMITSUI CHEMICALS INC·Filed 2002·Granted Aug 3, 2004·2 cites·6 claims
- 3854US5283312AMercapto compound, its preparation process, and sulfur-containing urethane resins and lenses using the sameMITSUI TOATSU CHEMICALS·Filed 1992·Granted Feb 1, 1994·13 cites·2 claims
- 3954US5166285AHard transparent resins and process for the production thereofMITSUI TOATSU CHEMICALS·Filed 1992·Granted Nov 24, 1992·9 cites·4 claims
- 4052US5145927AHigh surface hardness transparent resin prepared from a compound having terminal isopropenyl phenyl groupsMITSUI TOATSU CHEMICALS·Filed 1990·Granted Sep 8, 1992·8 cites·19 claims
- 4147US5250723AHigh surface hardness transparent resin and polymerizable monomerMITSUI TOATSU CHEMICALS·Filed 1992·Granted Oct 5, 1993·6 cites·3 claims
- 4246US6664364B2Selenium-containing transparent optical materialMITSUI CHEMICALS INC·Filed 2002·Granted Dec 16, 2003·0 cites·3 claims
- 4344US6482918B2Selenium-containing transparent optical materialMITSUI CHEMICALS INC·Filed 2001·Granted Nov 19, 2002·0 cites·6 claims
- 4441US5260439APolymerizable monomer having at least one isopropenyl phenyl group and being capable of forming a high surface hardness transparent resinMITSUI TOATSU CHEMICALS·Filed 1991·Granted Nov 9, 1993·7 cites·1 claims
- 4531US5973168APreparation process of phthalide compoundMITSUI CHEMICALS INC·Filed 1998·Granted Oct 26, 1999·0 cites·7 claims
Join the waitlist — get patent alerts
Get an alert when Yoshinobu Kanemura 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 →