Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6460386 | Electronic key structure | Yoshio Watanuki, Tetsuyuki Tsukano | 2002-10-08 |
| 6389856 | Lock apparatus | Yoshio Watanuki, Tetsuyuki Tsukano | 2002-05-21 |
SO
Satoshi Ogata
Alpha: 2 patents #4 of 7Top 60%
Overall (2002): #42,934 of 266,432Top 20%
2
Patents 2002