Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6458994 | Process for producing aromatic polycarboxylic acid | Atsushi Okoshi, Masashi Yabuno, Hiroshi Ogawa, Kazuo Tanaka | 2002-10-01 |
| 5880310 | Process for producing plasticizer esters | Kuniaki Ageishi, Tadayoshi Takefumi, Tsutomu Numoto, Tsuguji Kawabata | 1999-03-09 |