Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5346927 | Blowing agents of the tetrazoles and their derivatives | Atsuhiro Onishi, Koichi Matsunami, Hiroaki Tanaka | 1994-09-13 |
| 5331017 | Blowing agents of the tetrazoles and their derivatives | Atsuhiro Onishi, Koichi Matsunami, Hiroaki Tanaka | 1994-07-19 |