Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9010997 | Electronic timepiece | Tatsuo Sumida | 2015-04-21 |
| 8295128 | Radio-controlled timepiece | Takayuki Hasumi | 2012-10-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9010997 | Electronic timepiece | Tatsuo Sumida | 2015-04-21 |
| 8295128 | Radio-controlled timepiece | Takayuki Hasumi | 2012-10-23 |