Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5621414 | Location confirming system | — | 1997-04-15 |
YN
Yoshikatsu Nakagawa
Overall (1997): #55,655 of 185,788Top 30%
1
Patents 1997