Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12209613 | Crown-shaped retainer for ball bearing and ball bearing | Yasuhiro Iwanaga | 2025-01-28 |
YS
Yoshimune Shimokawa
Overall (All Time): #2,383,212 of 4,157,543Top 60%
1
Patents All Time