Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5300535 | Method for producing polyurethane flexible foam | Sigeyuki Kozawa | 1994-04-05 |
| 5290912 | Process for producing a polyoxyalkylene compound | Takashi Watabe, Shigeyuki Kozawa | 1994-03-01 |