Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7664060 | Information terminal and information terminal system | Tomiya Miyazaki, Yutaka Takeda, Takuji Tsujigawa, Naoki Koga, Keisuke Ogata +1 more | 2010-02-16 |
| 7444391 | Data terminal, data distribution system, and internet telephone system | Tomiya Miyazaki, Toru Imamura, Masafumi Tanaka, Yutaka Takeda, Keisuke Ogata +2 more | 2008-10-28 |
| 7054303 | Information terminal and information terminal system | Tomiya Miyazaki, Yutaka Takeda, Takuji Tsujigawa, Naoki Koga, Keisuke Ogata +1 more | 2006-05-30 |
| 6791973 | Internet telephone system | — | 2004-09-14 |
| 6769020 | Data terminal, data distribution system, and internet telephone system | Tomiya Miyazaki, Toru Imamura, Masafumi Tanaka, Yutaka Takeda, Keisuke Ogata +2 more | 2004-07-27 |
| 6704309 | Internet telephone apparatus and internet telephone gateway system | Noriaki Nada, Takao Miyazaki, Toshinori Yamagichi, Takuji Tujigawa, Yasuyuki Nishioka +4 more | 2004-03-09 |
| 6430178 | Internet telephone apparatus, communication system utilizing wide area data communication network, and terminal adapter | — | 2002-08-06 |