Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4964308 | Magnetostrictive device for measuring torsional torque | Hiroyuki Aoki | 1990-10-23 |
| 4823620 | Magnetostrictive device for measuring torsional torque | Hiroyuki Aoki | 1989-04-25 |