Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885323 | Poly-2,2,6,6-tetramethyl piperidyl amino spiro glycol ether-1,3,5-triazines | Motonobu Minagawa, Yutaka Nakahara, Toshihiro Shibata | 1989-12-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885323 | Poly-2,2,6,6-tetramethyl piperidyl amino spiro glycol ether-1,3,5-triazines | Motonobu Minagawa, Yutaka Nakahara, Toshihiro Shibata | 1989-12-05 |