Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5771000 | Method of releasing a stuck air value and sticking release apparatus | Kohji Matsumoto, Takao Wada, Gohei Iijima | 1998-06-23 |
RU
Rikuo Urata
Overall (All Time): #3,688,081 of 4,157,543Top 90%
1
Patents All Time