Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4579980 | Process for producing ether compounds | Kiyoshi Kogoma, Takashi Tobita, Masahiro Shiozaki | 1986-04-01 |
| 4391994 | Process for the production of ethers | Kiyoshi Kogoma, Yu Ohashi, Jiro Niizeki, Takashi Tobita | 1983-07-05 |
| 4385190 | Process for the production of diethers | Yu Ohashi, Takashi Tobita | 1983-05-24 |