Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5347031 | Catalysts used for producing carbonic acid esters and methods of producing carbonic acid esters using the same | Takeshi Koyama, Nobuhiro Yamada, Kenji Mori | 1994-09-13 |
| 5324700 | Method of producing carbonic acid esters and a catalyst therefore | Kenji; Mori, Hidekazu Nakamura, Kenzo Yamamoto, Tsutomu Toida, Miki Tojima | 1994-06-28 |