Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11157126 | Capacitive touch panel that detects the approach of the user | Kazuya Nasu | 2021-10-26 |
| 11062871 | Analog amplification vacuum tube | Kazunori Tatsuda, Tomotaka Ezaki | 2021-07-13 |