Inventor · disambiguated record
Takashi Ikai
Also filed as: IKAI TAKASHI
12 granted patents·177 citations·filing 1980–1991
91Inventor score
Files withNISSAN CHEMICAL IND LTD12
Top patents by PatentIndex Score
12 records- 0191US4954165ASubstituted benzoyl derivatives and selective herbicidesNISSAN CHEMICAL IND LTD·Filed 1988·Granted Sep 4, 1990·26 cites·5 claims
- 0290US4885022AHerbicidal pyrazole derivativesNISSAN CHEMICAL IND LTD·Filed 1987·Granted Dec 5, 1989·34 cites·5 claims
- 0389US4881965AWheat growing process utilizing selective herebicideNISSAN CHEMICAL IND LTD·Filed 1988·Granted Nov 21, 1989·30 cites·6 claims
- 0483US4948887APyrazole derivative and herbicide containing itNISSAN CHEMICAL IND LTD·Filed 1988·Granted Aug 14, 1990·29 cites·8 claims
- 0583US4557753AHerbicidal 4-benzoyl-1-methyl-5-phenylalkoxy pyrazolesNISSAN CHEMICAL IND LTD·Filed 1983·Granted Dec 10, 1985·15 cites·23 claims
- 0678US4447256AN-(Unsubstituted or substituted pyridyl)aminomethylene-diphosphonic acids, herbicidal compositions containing same, their use for herbicides, and process for preparing sameNISSAN CHEMICAL IND LTD·Filed 1980·Granted May 8, 1984·13 cites·15 claims
- 0768US5175299ABenzoic acid derivatives useful as intermediates for the preparation of herbicidal 4-benzoylpyrazolesNISSAN CHEMICAL IND LTD·Filed 1991·Granted Dec 29, 1992·11 cites·54 claims
- 0867US5039331ACondensed heterocyclic derivatives and herbicidesNISSAN CHEMICAL IND LTD·Filed 1988·Granted Aug 13, 1991·9 cites·19 claims
- 0965US5094685ASubstituted benzoyl derivatives and selective herbicidesNISSAN CHEMICAL IND LTD·Filed 1990·Granted Mar 10, 1992·7 cites·5 claims
- 1043US5132434ASubstituted benzoyl derivatives and herbicidal compositionsNISSAN CHEMICAL IND LTD·Filed 1990·Granted Jul 21, 1992·2 cites·4 claims
- 1135US4830660AImidazolesulfonamide derivatives and herbicidesNISSAN CHEMICAL IND LTD·Filed 1987·Granted May 16, 1989·1 cites·21 claims
- 1230US5145502ASubstituted benzoyl derivatives and herbicidal compositionsNISSAN CHEMICAL IND LTD·Filed 1991·Granted Sep 8, 1992·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →