Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7148858 | Portable receiver | Yasuhiro Hibino, Hirokazu Kitamura, Ryuichi Kamimoto, Akira Ito, Katsuhiko Yusa | 2006-12-12 |
IK
Ichiro Koyama
Overall (All Time): #3,436,363 of 4,157,543Top 85%
1
Patents All Time