Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10543608 | Electric shaver and outer blade used in the electric shaver | Shigetoshi Sakon, Shintaro Matsuo, Kenji Narita | 2020-01-28 |
| 10315320 | Electric shaver | Kenji Narita, Shigetoshi Sakon, Satoshi Nakayama | 2019-06-11 |
| 5023676 | Compound semiconductor MESFET device with passivation film | — | 1991-06-11 |