Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11199275 | Spool valve | Hideki Tanaka, Tadashi Anada | 2021-12-14 |
SN
Shinji Narita
Overall (2021): #261,502 of 548,734Top 50%
1
Patents 2021