Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8292507 | Bearing device and rotary machine | Sadamu Takahashi, Kyoichi Ikeno, Naoyuki Nagai | 2012-10-23 |
TH
Takamasa Hirai
Overall (All Time): #3,227,142 of 4,157,543Top 80%
1
Patents All Time