Inventor · disambiguated record
Nobuyuki Kajimoto
Also filed as: KAJIMOTO NOBUYUKI
19 granted patents·909 citations·filing 1985–1995
96Inventor score
Files withMITSUI TOATSU CHEMICALS19
Top patents by PatentIndex Score
19 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
- 0298US4689387AS-alkyl thiocarbamate base lens resinMITSUI TOATSU CHEMICALS·Filed 1986·Granted Aug 25, 1987·197 cites·15 claims
- 0397US5753730APlastic 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
- 0493US4946923AS-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
- 0590US4804783AProcess for producing diphenylamines or N,N'-diphenyl-phenylenediaminesMITSUI TOATSU CHEMICALS·Filed 1987·Granted Feb 14, 1989·22 cites·17 claims
- 0687US5594088APlastic 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
- 0786US4680369ASulfur-containing polyurethane base lens resinMITSUI TOATSU CHEMICALS·Filed 1986·Granted Jul 14, 1987·56 cites·2 claims
- 0885US5013496AProcess for molding a highly-refractive plastic lensMITSUI TOATSU CHEMICALS·Filed 1989·Granted May 7, 1991·27 cites·5 claims
- 0985US4929707APolyurethane 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
- 1083US4780522ASulfur-containing polyurethane base lens resinMITSUI TOATSU CHEMICALS·Filed 1987·Granted Oct 25, 1988·28 cites·6 claims
- 1182US5126388AHighly-refractive plastic lens and process for making the lensMITSUI TOATSU CHEMICALS·Filed 1991·Granted Jun 30, 1992·25 cites·4 claims
- 1282US5021503AResin 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
- 1379US4791185AHigh-refractivity plastic lens resin formed from a polyisocyanate and a polythiolMITSUI TOATSU CHEMICALS·Filed 1987·Granted Dec 13, 1988·38 cites·14 claims
- 1478US4871875AProcess for producing diphenylamines or N,N'-diphenylphenylenediaminesMITSUI TOATSU CHEMICALS·Filed 1988·Granted Oct 3, 1989·11 cites·4 claims
- 1575US4731453AProcess for producing 1, 3-dialkyl-2-imidazolidinoneMITSUI TOATSU CHEMICALS·Filed 1986·Granted Mar 15, 1988·11 cites·14 claims
- 1667US4918186AProcess for producing cyclic ureasMITSUI TOATSU CHEMICALS·Filed 1989·Granted Apr 17, 1990·7 cites·1 claims
- 1764US4952731AProcess for producing diphenylamines or N,N'-diphenyl-phenylenediaminesMITSUI TOATSU CHEMICALS·Filed 1988·Granted Aug 28, 1990·5 cites·4 claims
- 1859US4668793AProcess for producing 1,3-dimethyl-2-imidazolidinoneMITSUI TOATSU CHEMICALS·Filed 1985·Granted May 26, 1987·5 cites·7 claims
- 1952US4900820AProcess for producing cyclic ureasMITSUI TOATSU CHEMICALS·Filed 1987·Granted Feb 13, 1990·3 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when Nobuyuki Kajimoto 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 →