Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6823789 | Cylinder cleaning device and cylinder cleaning fabric used therefor | Akira Hara, Hideo Oyaizu, Takayuki Gotoh | 2004-11-30 |
| 6219879 | Cylinder cleaning device | Hideo Oyaizu, Shigeo Yamamoto, Takayuki Goto | 2001-04-24 |
| 6176183 | Cylinder cleaning device with shaft end distinguishing means | Hideo Oyaizu, Shigeo Yamamoto, Takayuki Goto | 2001-01-23 |
| 6041711 | Cylinder cleaning device | Hideo Oyaizu, Shigeo Yamamoto, Takayuki Goto | 2000-03-28 |