Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6327248 | Method and apparatus for transmitting document data | Seiji Kato | 2001-12-04 |
| 5036471 | Apparatus for road path searching applicable to car navigation system and operation method thereof | Yutaka Tamura, Satoshi Noro, Kazuhiko Kondo | 1991-07-30 |
| 4917538 | Tunnel lining process and apparatus therefor | Shigetoshi Koga, Hideo Sueki, Mikio Okano, Ryota FUJIWARA, Yukihisa Inagawa +1 more | 1990-04-17 |