Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7241511 | Rubber-based composite material and the rubber article using the same | Kenji Sato, Nobuko Kato, Kenichi Sugimoto | 2007-07-10 |
| 5802233 | Polysilane optical device | Keiji Kabeta, Shigeru Wakamatsu, Takafumi Imai | 1998-09-01 |