Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8295959 | Sound-recording apparatus | — | 2012-10-23 |
| D634727 | Digital voice recorder | — | 2011-03-22 |
| D633080 | Charger for IC recorder with speaker | — | 2011-02-22 |
| D592635 | Digital voice recorder | Yasushi Obata | 2009-05-19 |