Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11213133 | Dielectric elastomer drive sensor system and sheet | Seiki CHIBA, Mikio WAKI, Masahiro Ishikawa, Keiji Osugi | 2022-01-04 |
| D512950 | Portable wheel stopper system | — | 2005-12-20 |