Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7170058 | Device for assisting a person in rescue operations under hazardous situations | Fumio Ishibashi, Yoshihisa Ishiba, Noboru Kawanishi, Takeshi Takata, Eiji Shimizu +1 more | 2007-01-30 |
| 7072504 | Image synthesis apparatus | Eiji Shimizu | 2006-07-04 |
| 5912590 | Broad-band amplifier circuit and high-speed communication element using the same | — | 1999-06-15 |