Inventor · disambiguated record
Takashi Kawana
Also filed as: KAWANA TAKASHI · SHIBUYA MASAMI
10 granted patents·153 citations·filing 1978–1999
89Inventor score
Files withNIPPON SODA CO10
Top patents by PatentIndex Score
10 records- 0196US4249937ACyclohexane derivativesNIPPON SODA CO·Filed 1978·Granted Feb 10, 1981·54 cites·25 claims
- 0282US5939360ACompound and herbicidal composition for weed controlNIPPON SODA CO·Filed 1998·Granted Aug 17, 1999·27 cites·4 claims
- 0378US5962685AOxazole derivatives, process for producing the same, and herbicideNIPPON SODA CO·Filed 1995·Granted Oct 5, 1999·26 cites·1 claims
- 0474US6268310B1Oxazole derivative, process for producing the same, and herbicideNIPPON SODA CO·Filed 1999·Granted Jul 31, 2001·19 cites·2 claims
- 0561US5807806ABenzoylpyrazole derivatives having specific substituents and herbicideNIPPON SODA CO·Filed 1997·Granted Sep 15, 1998·11 cites·2 claims
- 0659US6100421AHeterocycle-substituted benzene derivatives and herbicidesNIPPON SODA CO·Filed 1999·Granted Aug 8, 2000·6 cites·1 claims
- 0748US5834404ASubstituted bicycloheptanedione derivative and herbicideNIPPON SODA CO·Filed 1995·Granted Nov 10, 1998·5 cites·11 claims
- 0848US5504056AHeterocyclic cyclohexanedione derivative, production thereof, and herbicideNIPPON SODA CO·Filed 1992·Granted Apr 2, 1996·3 cites·4 claims
- 0943US6107251AOxazole derivative, process for producing the same, and herbicideNIPPON SODA CO·Filed 1999·Granted Aug 22, 2000·2 cites·5 claims
- 1032US5294598AHerbicidal 3-substitutedbenzoyl-bicyclo[4,1,0]heptane-2, 4-dione derivativesNIPPON SODA CO·Filed 1992·Granted Mar 15, 1994·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →