Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8064294 | Analogue electronic clock and motor control circuit | Saburo Manaka | 2011-11-22 |
| 7990565 | Recording system and recording method for recording sound and images on sound paper | Keiji Nakatani | 2011-08-02 |