Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5364958 | Process for the production of methylene-crosslinked polyphenylene polyisocyanate | Noritoshi Ishida, Zunzi Tashima, Naoki Sato, Masaaki Iijima, Kazuyuki Kuroda +1 more | 1994-11-15 |