Inventor · disambiguated record
Hisao Ishikawa
Also filed as: ISHIKAWA HISAO · KAWANA TAKASHI
19 granted patents·316 citations·filing 1973–1990
95Inventor score
Files withNIPPON SODA CO19
Top patents by PatentIndex Score
19 records- 0197US3950420ACyclohexane derivativesNIPPON SODA CO·Filed 1974·Granted Apr 13, 1976·71 cites·11 claims
- 0296US4249937ACyclohexane derivativesNIPPON SODA CO·Filed 1978·Granted Feb 10, 1981·54 cites·25 claims
- 0396US3989737A2-Cyclohexene-1-one derivativesNIPPON SODA CO·Filed 1974·Granted Nov 2, 1976·48 cites·20 claims
- 0492US3967950ACombating weeds in rice with benzothiazole derivativesNIPPON SODA CO·Filed 1974·Granted Jul 6, 1976·28 cites·3 claims
- 0585US4011256ACyclohexane derivativesNIPPON SODA CO·Filed 1975·Granted Mar 8, 1977·14 cites·4 claims
- 0680US4033754ASubstituted cyclohexene estersNIPPON SODA CO·Filed 1976·Granted Jul 5, 1977·14 cites·1 claims
- 0778US4008067AOxacyclohexane derivativesNIPPON SODA CO·Filed 1975·Granted Feb 15, 1977·11 cites·12 claims
- 0875US4504305ACyclohexenone derivatives, preparation and herbicidal useNIPPON SODA CO·Filed 1982·Granted Mar 12, 1985·10 cites·15 claims
- 0973US5110343ACyclohexenone derivativesNIPPON SODA CO·Filed 1990·Granted May 5, 1992·21 cites·2 claims
- 1072US4515729ACyclohexane derivativesNIPPON SODA CO·Filed 1983·Granted May 7, 1985·10 cites·1 claims
- 1172US4482740A5-Phenylcyclohexenone derivativesNIPPON SODA CO·Filed 1982·Granted Nov 13, 1984·8 cites·1 claims
- 1271US4075239ACyclohexane derivativesNIPPON SODA CO·Filed 1977·Granted Feb 21, 1978·6 cites·4 claims
- 1365US3999974ABarbituric acid derivativesNIPPON SODA CO·Filed 1975·Granted Dec 28, 1976·5 cites·15 claims
- 1463US4259105ADiphenylamine derivativesNIPPON SODA CO·Filed 1979·Granted Mar 31, 1981·5 cites·14 claims
- 1557US4812161AThia (oxa) diazole derivativesNIPPON SODA CO·Filed 1985·Granted Mar 14, 1989·7 cites·3 claims
- 1641US3989504AHerbicidal composition of 3,4-dihydro-2H-pyrane-2,4-diones and methodsNIPPON SODA CO·Filed 1975·Granted Nov 2, 1976·1 cites·18 claims
- 1739US3967951ASelective herbicidesNIPPON SODA CO·Filed 1974·Granted Jul 6, 1976·1 cites·5 claims
- 1838US3972899Aα-Pyrone derivativesNIPPON SODA CO·Filed 1973·Granted Aug 3, 1976·1 cites·5 claims
- 1937US4579971ACyclohexane derivativesNIPPON SODA CO·Filed 1985·Granted Apr 1, 1986·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →