Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10708044 | Pulse generation device using a radioisotope and authentication system | Noriyoshi Tsuyuzaki | 2020-07-07 |
| 8204474 | Telephone company system | Junko Suginaka | 2012-06-19 |