Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5822001 | Battery loading mechanism for a video camera-recorder | Masayoshi Morikawa, Yoshitaka Matsumoto, Hisao Shirokoshi | 1998-10-13 |
| 5539463 | Cassette eject mechanism, battery loading mechanism and mechanical chassis supporting mechanism | Masayoshi Morikawa, Yoshitaka Matsumoto, Hisao Shirokoshi | 1996-07-23 |
| 5530476 | Mechanical chassis supporting mechanism for recording and/or reproducing apparatus | Masayoshi Morikawa, Yoshitaka Matsumoto, Hisao Shirokoshi | 1996-06-25 |