Inventor · disambiguated record
Yasufumi Toyokawa
Also filed as: TOYOKAWA YASUFUMI
11 granted patents·165 citations·filing 1983–1990
91Inventor score
Top patents by PatentIndex Score
11 records- 0192US4560403ACyclohexane derivatives having plant-growth regulating activities, and uses of these derivativesKUMIAI CHEMICAL INDUSTRY CO·Filed 1983·Granted Dec 24, 1985·29 cites·6 claims
- 0290US4968340AAlkanoic acid derivatives and herbicidal compositionsKUMIAI CHEMICAL INDUSTRY CO·Filed 1989·Granted Nov 6, 1990·28 cites·9 claims
- 0385US4946495A2-phenoxypyrimidine derivative and herbicidal compositionKUMIAI CHEMICAL INDUSTRY CO·Filed 1988·Granted Aug 7, 1990·18 cites·11 claims
- 0485US4770691A2-(4',6'-di-substituted pyrimidine-2'-yl)oxy- or thio-benzoic acidKUMIAI CHEMICAL INDUSTRY CO·Filed 1986·Granted Sep 13, 1988·23 cites·20 claims
- 0585US4678496ACyclohexane derivatives having plant-growth regulating activities, and uses of these derivativesKUMIAI CHEMICAL INDUSTRY CO·Filed 1985·Granted Jul 7, 1987·17 cites·21 claims
- 0674US4866201ACyclohexane derivatives having plant-growth regulating activities and uses of these derivativesKUMIAI CHEMICAL INDUSTRY CO·Filed 1987·Granted Sep 12, 1989·13 cites·6 claims
- 0773US4889552A2-Phenoxypyrimidine derivative and herbidical compositionKUMIAI CHEMICAL INDUSTRY CO·Filed 1988·Granted Dec 26, 1989·15 cites·16 claims
- 0872US5087289AAlkanoic acid derivatives and herbicidal compositionsKUMIAI CHEMICAL INDUSTRY CO·Filed 1990·Granted Feb 11, 1992·12 cites·9 claims
- 0961US5019151A2-phenoxyprimidine derivative and herbicidal compositionKUMIAI CHEMICAL INDUSTRY CO·Filed 1990·Granted May 28, 1991·6 cites·9 claims
- 1045US4969949APyrimidine derivatives, processes for their production and herbicidal compositions containing themKUMIAI CHEMICAL INDUSTRY CO·Filed 1989·Granted Nov 13, 1990·2 cites·4 claims
- 1135US4875930ACyclohexane derivatives having plant growth regulating activities and applications thereofMATSUZAWA MASAFUMI·Filed 1988·Granted Oct 24, 1989·2 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →