Issued Patents All Time
Showing 226–231 of 231 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4561880 | 1H[1,2,4]-Triazolo[1,2-a]pyridazine-1,3-diones useful as herbicides | Shizuo Shimano, Mikio Yanagi, Osamu Yamada, Atsuhiko Shida, Fumio Futatsuya | 1985-12-31 |
| 4531964 | Heterocyclic compound and a herbicidal composition containing said compound | Shizuo Shimano, Mikio Yanagi, Osamu Yamada, Mikio Saito, Fumio Futatsuya | 1985-07-30 |
| 4329129 | Vaned rotor for rotary mechanisms with bearings in vane slots | Yutaka Ishizuka | 1982-05-11 |
| 4253809 | Vane compressor with rotor having metallic base and vane slots and a periphery of lower specific gravity | Yutaka Ishizuka | 1981-03-03 |
| 4244680 | Rotary vane compressor with oil separating means | Yutaka Ishizuka | 1981-01-13 |
| 4242065 | Sliding vane compressor with end face inserts or rotor | Yutaka Ishizuka | 1980-12-30 |