Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4785181 | Measuring device for determining extent and direction of relative movement between two objects having modulation section | Mituyosi Abo | 1988-11-15 |
| 4638421 | Position feedback system | Akira Sogabe, Mituyosi Abo | 1987-01-20 |