TK

Tsutomu Katakami

MI Mitsui Toatsu Chemicals, Incorporated: 6 patents #227 of 1,543Top 15%
MK Mitsui Toatsu Kagaku Kabushiki Kaisha: 4 patents #2 of 20Top 10%
Overall (All Time): #527,719 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
5332739 Pyrimidinedione derivatives and antiarrhythmic agents containing same Tatsuro Yokoyama, Michihiko Miyamoto, Haruki Mori, Nobuya Kawauchi, Tadahito Nobori +2 more 1994-07-26
5308848 Pyrimidinedione derivatives and antiarrythmic agents containing the same Michihiko Miyamoto, Nobuya Kawauchi, Tadahito Nobori, Joji Kamiya, Masaaki Ishii 1994-05-03
5114941 Pyrimidinedione derivative compounds, method for preparing same, and antiarrythmic agents containing same Tatsuro Yokoyama, Haruki Mori, Nobuya Kawauchi, Joji Kamiya, Masaaki Ishii 1992-05-19
5008267 Pyrimidinedione compounds, method of producing the same and antiarrythmic agents containing the same Tatsuro Yokoyama, Michihiko Miyamoto, Haruki Mori, Nobuya Kawauchi, Tadahito Nobori +4 more 1991-04-16
4965263 6-acylaminophenyl-5-alkyl-4,5-dihydro-3(2H)-pyridazinone compounds useful as blood pressure depressants, antithrombotic agents and in the treatment of heart disease Takashi Nishina, Joji Kamiya, Yasuhito Tanaka, Nobuyuki Fukazawa, Hajime Iizuka +1 more 1990-10-23
4639451 Pyridazinone derivatives Nobuyuki Fukazawa, Hajime Iizuka, Takashi Nishina, Joji Kamiya, Yasuhito Tanaka +1 more 1987-01-27
4539150 Benzothiazepine derivatives and their methods of preparation Nobuyuki Fukazawa, Hajime Iizuka, Takashi Nishina, Isao Shirakawa 1985-09-03
4539151 Benzothiazepine derivatives and their method of preparation Nobuyuki Fukazawa, Hajime Iizuka 1985-09-03
4523011 Process for preparing 6-(substituted phenyl)-4,5-dihydro-3(2H)-pyridazinone compounds Nobuyuki Fukazawa, Hajime Iizuka, Takashi Nishina, Joji Kamiya, Yasuhito Tanaka +1 more 1985-06-11
4521415 6-(Substituted phenyl)-4,5-dihydro-3(2H)-pyridazinone compounds Nobuyuki Fukazawa, Hajime Iizuka, Takashi Nishina, Joji Kamiya, Yasuhito Tanaka +1 more 1985-06-04