Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6724749 | Internet telephony system | Masayuki Tashiro, Kazuyuki Ohtsu, Noriyuki Fukuyama, Masanobu Morinaga, Kenichi Tonomura | 2004-04-20 |
TS
Takahiro Shirakawa
Overall (All Time): #3,476,763 of 4,157,543Top 85%
1
Patents All Time