Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6657953 | Signal loopback device | Masanori Hiramoto, Hidetaka Kawahara, Akihiko Oka | 2003-12-02 |
KT
Keiichiro Tsukamoto
Overall (2003): #179,133 of 273,478Top 70%
1
Patents 2003