Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4344951 | N-Benzoyl N'-pyridyloxy phenyl urea | Ryuzo Nishiyama, Takahiro Haga, Tohru Koyanagi, Shigeo Murai | 1982-08-17 |
| 4331670 | Pyridylanilines | Ryuzo Nishiyama, Kanichi Fujikawa, Takahiro Haga, Kuniaki Nagatani, Osamu Imai | 1982-05-25 |
| 4327089 | O-(N-Alkoxy-pyridinecarboximidoyl) phosphates, process for producing the same, and insecticidal or acaridical compositions containing the same | Takahiro Haga, Toru Koyanagi, Osamu Imai | 1982-04-27 |
| 4310530 | N-benzoyl N-pyridyloxy phenyl urea | Ryuzo Nishiyama, Takahiro Haga, Tohru Koyanagi, Shigeo Murai | 1982-01-12 |