Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE34568 | Volatile foaming agent composition | Motosuke Ogawa | 1994-03-22 |
| 5035833 | Blowing agent composition for preparing a rigid polyurethane foam | Motosuke Ogawa, Yasumasa Ogawa | 1991-07-30 |
| 5006568 | Volatile foaming agent composition | Motosuke Ogawa | 1991-04-09 |