Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9555506 | Drill blank, method for manufacturing drill blank, drill, and method for manufacturing drill | Shigeru Matsushita | 2017-01-31 |
| 6979146 | Road surface sensor and monitoring control method for road surface | Kouji Yamamoto, Makoto Goto | 2005-12-27 |
| 5762447 | Method and apparatus of continuously measuring heat quantity need to melt snow lying on road and prevent freezing of road | Kunio Hachiki, Junichi Yamazaki, Satoshi Yasumoto, Masaaki Hagiwara | 1998-06-09 |
| 4736443 | Pattern discriminator | Michiaki Miyagawa, Kouichi Ohki, Matsuhiko Takaya, Naoto Fujihara | 1988-04-05 |
| 4566126 | Pattern discriminator | Michiaki Miyagawa, Kouichi Ohki, Matsuhiko Takaya, Naoto Fujihara | 1986-01-21 |
| 4555801 | Pattern discriminator | Michiaki Miyagawa, Kouichi Ohki, Matsuhiko Takaya, Naoto Fujihara | 1985-11-26 |
| 4545070 | Pattern discriminator | Michiaki Miyagawa, Kouichi Ohki, Matsuhiko Takaya, Naoto Fujihara | 1985-10-01 |