Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6837083 | Key cylinder and method for assembling a key cylinder | Toshiharu Katagiri, Naokatsu Okamura | 2005-01-04 |
| 5577409 | Cylinder lock | Shozo Kito | 1996-11-26 |
YO
Yoshinobu Oyabu
Overall (All Time): #2,175,692 of 4,157,543Top 55%
2
Patents All Time