Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5664929 | Article transportation system | Haruhiro Watanabe | 1997-09-09 |
| 4368402 | H-Type ceramic resonator | Michihiro Torii, Kohei Hirukawa, Ryoji Tsuchiya, Hiroshi Urata, Isamu Sasaki | 1983-01-11 |