Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6900360 | High-purity 1,3-butylen glycol, process for producing 1,3-butylene glycol, and process for producing by-product butanol and butyl acetate | Yasuo Tsuji, Hiroshi Koyama | 2005-05-31 |
| 6166225 | Processes for producing dialdehyde monoacetals | Yasutaka Tanaka, Giichi Shimada | 2000-12-26 |