Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835774 | Semiconductor memory test system | Hiromi Ooshima, Junji Nishiura | 1989-05-30 |
| 4833358 | Vibration wave motor | Nobuyuki Suzuki, Mitsuhiro Katsuragawa | 1989-05-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835774 | Semiconductor memory test system | Hiromi Ooshima, Junji Nishiura | 1989-05-30 |
| 4833358 | Vibration wave motor | Nobuyuki Suzuki, Mitsuhiro Katsuragawa | 1989-05-23 |