Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879918 | Gyro compass | Takeshi Hojo, Shinichi Kawada, Kazushige Murabayashi, Mamoru Akimoto, Michio Fukano | 1989-11-14 |
| 4831544 | Attitude and heading reference detecting apparatus | Takeshi Hojo, Mikio Morohoshi, Fuyuki Hame | 1989-05-16 |