Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7869595 | Content copying device and content copying method | Junichi Furukawa, Kazunori Yamaji, Hisayoshi Zenke | 2011-01-11 |
| 5412733 | Acoustic reproducing apparatus | Atsushi Nagayoshi, Koichi Higuchi, Eiichi Takakura, Masataka Saito | 1995-05-02 |