Issued Patents All Time
Showing 101–104 of 104 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5499547 | Actuator | Shigekazu Nagai, Akio Saitoh | 1996-03-19 |
| 5445045 | Actuator and actuator arrangement | Shigekazu Nagai, Akio Saitoh, Masahisa Hasegawa | 1995-08-29 |
| 5234386 | Actuator and actuator arrangement | Shigekazu Nagai, Akio Saitoh, Masahisa Hasegawa | 1993-08-10 |
| 4630772 | Insulating plate for rail insulated joint | Kainen Watanabe, Hiroto Yasuhara, Keiji Shimizu, Yoshihiro Murata | 1986-12-23 |