Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7321577 | Mobility management system by distributed mobile IP | Keiichi Shimizu | 2008-01-22 |
| 7058457 | Hot water supply system | Hirokazu Kuwahara, Hiroyuki Tada, Hidekazu Fukui, Takehiro Kurihara, Masayoshi Murakami +3 more | 2006-06-06 |
| 5379293 | Voice packet assembling/disassembling apparatus | Shin-ichi Kanno, Tsukasa Tsujimura, Hidenori Aoyagi, Hiroshi Kawawata | 1995-01-03 |
| 5249185 | Voice packet assembling/disassembling apparatus | Shin-ichi Kanno, Tsukasa Tsujimura, Hidenori Aoyagi, Hiroshi Kawawata | 1993-09-28 |