Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4349468 | Stabilizer for polyolefin resin | Yutaka Nakahara | 1982-09-14 |
| 4321191 | Stabilized composition comprising a dihydric alcohol thiodipropionic acid ester | Motonobu Minagawa, Yutaka Nakahara | 1982-03-23 |