Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6267072 | Indicating instrument | Tatsuya Seto, Ryouichi Nishikawa, Masaaki Muraki, Hiroshi Niimi, Naoyuki Aoki +1 more | 2001-07-31 |
| 6210011 | Indicating instrument for vehicle | Tsutomu Yoshikawa, Takao Yagami, Hirokazu Shibata | 2001-04-03 |
| 6149279 | Indicating instrument for vehicle | Tsutomu Yoshikawa, Takao Yagami, Hirokazu Shibata | 2000-11-21 |
| 5964515 | Indicating instrument for vehicle | Tsutomu Yoshikawa, Takao Yagami, Hirokazu Shibata | 1999-10-12 |