Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5455077 | Method of producing a crowned resilient roll with coating layer | Takafumi Yamamoto, Sumio Oinuma, Saburou Hayashi, Shigeru Nishijima, Masaharu Ishikawa | 1995-10-03 |
| 5378525 | Crowned resilient roll with coating layer and method of producing the same | Takafumi Yamamoto, Sumio Oinuma, Saburou Hayashi, Shigeru Nishijima, Masaharu Ishikawa | 1995-01-03 |
| 5312662 | Conductive roll | Yuji Ohta, Hiroyasu Kato | 1994-05-17 |