Inventor · disambiguated record
Takeyuki Fujita
Also filed as: FUJITA TAKEYUKI
6 granted patents·117 citations·filing 1979–1996
83Inventor score
Files withNITTO CHEMICAL INDUSTRY CO LTD6
Top patents by PatentIndex Score
6 records- 0192US4582936AProcess for producing dimethylamine in preference to mono- and trimethylamines by gas phase catalytic reaction of ammonia with methanolNITTO CHEMICAL INDUSTRY CO LTD·Filed 1984·Granted Apr 15, 1986·80 cites·8 claims
- 0271US4904803AProcess for producing N-substituted maleimidesNITTO CHEMICAL INDUSTRY CO LTD·Filed 1989·Granted Feb 27, 1990·13 cites·13 claims
- 0363US5068442AMethod for maintaining the activity of zeolite catalystsNITTO CHEMICAL INDUSTRY CO LTD·Filed 1989·Granted Nov 26, 1991·8 cites·6 claims
- 0449US5688854AProduction of methylaminesNITTO CHEMICAL INDUSTRY CO LTD·Filed 1996·Granted Nov 18, 1997·5 cites·13 claims
- 0547US4578516AProcess for producing dimethylamine in preference to mono- or trimethylamine by vapor-phase catalytic reaction of methanol and ammoniaNITTO CHEMICAL INDUSTRY CO LTD·Filed 1984·Granted Mar 25, 1986·9 cites·7 claims
- 0639US4251460AProcess for production of dimethylformamideNITTO CHEMICAL INDUSTRY CO LTD·Filed 1979·Granted Feb 17, 1981·2 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →