RN

Ryuzo Nishiyama

IK Ishihara Sangyo Kaisha: 5 patents #3 of 23Top 15%
Overall (1982): #913 of 81,411Top 2%
5
Patents 1982

Issued Patents 1982

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4347390 Process for producing 1-bromo-3,5-dichlorobenzene Kanichi Fujikawa, Isao Yokomichi, Yasuhiro Tsujii, Itaru Shigehara, Kuniaki Nagatani +1 more 1982-08-31
4344951 N-Benzoyl N'-pyridyloxy phenyl urea Takahiro Haga, Tadaaki Toki, Tohru Koyanagi, Shigeo Murai 1982-08-17
4331670 Pyridylanilines Kanichi Fujikawa, Takahiro Haga, Tadaaki Toki, Kuniaki Nagatani, Osamu Imai 1982-05-25
4321388 N-benzoyl N'-pyridyloxy phenyl urea Hiroyuki Mori, Yasuo Ogawa, Takahiro Haga, Kuniaki Nagatani 1982-03-23
4310530 N-benzoyl N-pyridyloxy phenyl urea Takahiro Haga, Tadaaki Toki, Tohru Koyanagi, Shigeo Murai 1982-01-12