Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7206996 | Portal site providing system | Ichiro Hashimoto, Yoshitaka Hayashi, Kazuko Hayashi, Yasuko Yamauchi, Tetsunari Kawaguchi +2 more | 2007-04-17 |
YM
Yukihiro Matsubara
Overall (All Time): #3,383,520 of 4,157,543Top 85%
1
Patents All Time