Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5650369 | Catalysts used for producing carbonic acid esters and methods of producing carbonic acid esters using the same | Takeshi Koyama, Masao Tonosaki, Kenji Mori | 1997-07-22 |