Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5288782 | Rosin emulsion sizing agents for papermaking | Masato Nakajima, Nobuyuki Tani | 1994-02-22 |
| 4302988 | Planetary-roller transmission with deformable clutching element | Hisayoshi Takahashi, Shoichi Oda, Hiroshi Satoh | 1981-12-01 |