TK

Takuya Kakuta

NI Nissan Chemical Industries: 14 patents #69 of 1,150Top 6%
📍 Funabashi, JP: #84 of 1,104 inventorsTop 8%
Overall (All Time): #358,018 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
RE34779 Pyrazole derivatives and herbicides containing them Eiichi Oya, Junichi Watanabe, Yasuo Kondo, Koichi Suzuki, Tsutomu Nawamaki +1 more 1994-11-08
RE34423 Substituted benzenes useful as intermediates Norio Tanaka, Eiichi Oya, Masatoshi Baba 1993-10-26
RE34408 Process for producing 4-benzoyl-5-hydroxypyrazoles Norio Tanaka, Eiichi Oya, Masatoshi Baba 1993-10-12
5175299 Benzoic acid derivatives useful as intermediates for the preparation of herbicidal 4-benzoylpyrazoles Masatoshi Baba, Norio Tanaka, Eiichi Oya, Takashi Ikai, Tsutomu Nawamaki +1 more 1992-12-29
5094685 Substituted benzoyl derivatives and selective herbicides Masatoshi Baba, Norio Tanaka, Eiichi Oya, Takashi Ikai, Tsutomu Nawamaki +2 more 1992-03-10
5087724 Substituted benzenes useful as intermediates Norio Tanaka, Eiichi Oya, Masatoshi Baba 1992-02-11
4986845 Pyrazole derivatives and herbicides containing them Eiichi Oya, Junichi Watanabe, Yasuo Kondo, Koichi Suzuki, Tsutomu Nawamaki +1 more 1991-01-22
4954165 Substituted benzoyl derivatives and selective herbicides Masatoshi Baba, Norio Tanaka, Eiichi Oya, Takashi Ikai, Tsutomu Nawamaki +2 more 1990-09-04
4948887 Pyrazole derivative and herbicide containing it Masatoshi Baba, Norio Tanaka, Eiichi Oya, Takashi Ikai, Tsutomu Nawamaki +1 more 1990-08-14
4942246 Process for producing 4-benzoyl-5-hydroxypyrazoles Norio Tanaka, Eiichi Oya, Masatoshi Baba 1990-07-17
4885022 Herbicidal pyrazole derivatives Masatoshi Baba, Norio Tanaka, Eiichi Oya, Takashi Ikai, Tsutomu Nawamaki +1 more 1989-12-05
4881965 Wheat growing process utilizing selective herebicide Susumu Yamamoto, Toshiaki Sato, Katsushi Morimoto, Eiichi Oya, Takashi Ikai +1 more 1989-11-21
4830660 Imidazolesulfonamide derivatives and herbicides Susumu Yamamoto, Toshiaki Sato, Katsushi Morimoto, Eiichi Oya, Takashi Ikai +2 more 1989-05-16
4508561 1-Phenylethyl sulfone derivatives of 2-pyridyl-N-oxides and herbicidal compositions containing same Gozyo Sakata, Tatsuo Numata, Kenzi Makino, Kazuya Kusano, Takasi Ikai +1 more 1985-04-02