Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6493832 | Communication apparatus which handles a time stamp | Eisaburo Itakura, Yoichi Matsumura, Katsumi Tahara | 2002-12-10 |
| 6353613 | Information transmitter device and transmitting method | Tatsuya Kubota, Youichi Matsumura | 2002-03-05 |
| 6347119 | Communication apparatus, communication method and storage medium | Youichi Matsumura, Katsumi Tahara, Eisaburo Itakura | 2002-02-12 |