Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5344973 | Process for preparation of lithium N-methylamino butyrate | Makoto Wakabayashi, Yoshinari Koyama | 1994-09-06 |
| 5278283 | Process for preparing polyarylene sulfides of increased molecular weight | Akira Miyoshi | 1994-01-11 |