Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D304722 | Facsimile transceiver | Kazunori Hashimoto, Yoshihiro Kawakatsu, Tooru Ebihara, Shinichiro Tsunematsu, Hirokazu Takeda | 1989-11-21 |
| D288444 | Facsimile transceiver | Akitaka Takeuchi, Takeshi Abe, Hiroshi Endo, Shinichiro Tsunematsu | 1987-02-24 |