Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8563751 | Method for manufacturing trimellitic anhydride aryl ester | Tomoya Yamamoto, Seiji Kawano | 2013-10-22 |
| 6872858 | Diphenol and process for producing the same | Tadashi Hiramine, Hiroyasu Ohno | 2005-03-29 |