Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11408531 | Spool valve | Hideki Tanaka, Kazuto Fujiyama, Kazuya Matsumoto | 2022-08-09 |
| 11199275 | Spool valve | Hideki Tanaka, Tadashi Anada | 2021-12-14 |
SN
Shinji Narita
Overall (All Time): #1,852,550 of 4,157,543Top 45%
2
Patents All Time