Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4522627 | Process for producing oil-containing, microspherical carbonaceous particles | Shimpei Gomi, Tomomitsu Takeuchi, Itaru Matsuo, Toshio Tsutsui, Takao Nakagawa | 1985-06-11 |
| 4487686 | Process of thermally cracking heavy hydrocarbon oils | Shimpei Gomi, Tomio Arai, Tomomitsu Takeuchi, Toru Takatsuka, Ryuzo Watari | 1984-12-11 |