Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5241276 | Surface potential measuring system | Kuniyoshi Tanaka, Shunji Shirouzu, Minoru Ohta | 1993-08-31 |
| 5151659 | Surface potential measuring system | Kuniyoshi Tanaka, Shunji Shirouzu, Minoru Ohta | 1992-09-29 |
| 5068527 | Wide range fiber optical displacement sensor | Katsuharu Iwamoto, Osamu Kawakami | 1991-11-26 |
| 4996418 | Wide range fiber optical displacement sensor | Katsuharu Iwamoto, Osamu Kawakami | 1991-02-26 |
| 4687927 | Pressure measuring system | Katsuharu Iwamoto, Osamu Kawakami, Ikuo Tashiro, Takiji Ishimura | 1987-08-18 |