Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4340464 | Method for thermal cracking of heavy petroleum oil | Takaaki Aiba, Hisatsugu Kaji, Takao Ishihara | 1982-07-20 |
| 4196050 | Decoking apparatus | Hisao Takahashi, Takeshi Nomura, Yoshitomo Ohara, Hajime Nakanishi, Naotaka Miwa +3 more | 1980-04-01 |