Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6734151 | Process for producing a high-purity oxygenic compound and lubricating oil | Minoyuki Kubota, Kazuhiko Suzuki, Hirotaka Yamazaki, Tokuyuki Yoshimoto, Shigeru Kamimori | 2004-05-11 |
| 6087539 | Process for producing an ether compound | Hirotaka Yamasaki, Shigeru Kamimori, Yoshikazu Hirao, Keiji Fujita, Tokuyuki Yoshimoto | 2000-07-11 |