Inventor · disambiguated record
Masahiko Kusumoto
Also filed as: KUSUMOTO MASAHIKO
12 granted patents·1 pending application·83 citations·filing 1975–2003
89Inventor score
Top patents by PatentIndex Score
13 records- 0184US5302749AStabilizing method of isocyanate compounds and isocyanate compositions stabilized therebyMITSUI TOATSU CHEMICALS·Filed 1992·Granted Apr 12, 1994·22 cites·6 claims
- 0280US5194559AOptical urethane resins and plastic lenses comprising the sameMITSUI TOATSU CHEMICALS·Filed 1992·Granted Mar 16, 1993·27 cites·12 claims
- 0367US6303747B1Selenium-containing transparent optical materialMITSUI CHEMICALS INC·Filed 2000·Granted Oct 16, 2001·2 cites·3 claims
- 0462US6124424ASelenized transparent optical materialMITSUI CHEMICALS INC·Filed 1998·Granted Sep 26, 2000·11 cites·22 claims
- 0555US6686509B2Process for producing α, α-difluorocycloalkane compoundMITSUI CHEMICALS INC·Filed 2002·Granted Feb 3, 2004·1 cites·8 claims
- 0653US5389708ASulfur-containing acid phosphoric ester internal release agentMITSUI TOATSU CHEMICALS·Filed 1993·Granted Feb 14, 1995·8 cites·4 claims
- 0750US6359180B1Production method of 4,6-diaminoresorcinMITSUI CHEMICALS INC·Filed 2000·Granted Mar 19, 2002·1 cites·4 claims
- 0846US6664364B2Selenium-containing transparent optical materialMITSUI CHEMICALS INC·Filed 2002·Granted Dec 16, 2003·0 cites·3 claims
- 0944US6482918B2Selenium-containing transparent optical materialMITSUI CHEMICALS INC·Filed 2001·Granted Nov 19, 2002·0 cites·6 claims
- 1041US4071975AMethod of promoting the growth of plantsDAICEL LTD·Filed 1976·Granted Feb 7, 1978·7 cites·10 claims
- 1140US6974881B2Production method of 4,6-diaminoresorcinMITSUI CHEMICALS INC·Filed 2002·Granted Dec 13, 2005·0 cites·4 claims
- 1235US3991138AResin composition for the formation of light-degradable mulching film for agricultural useDAICEL LTD·Filed 1975·Granted Nov 9, 1976·4 cites·8 claims
- 1333US2005143581A1Process for preparation of alkoxybenzamides and thiazolyl isocyanatesMITSUI CHEMICALS INC·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →