Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6550587 | Operating board for elevator | Yasuyuki Tamaki, Mitsuhiko Yamamoto, Masayuki Miyawaki | 2003-04-22 |
EY
Eiji Yuasa
Overall (2003): #231,305 of 273,478Top 85%
1
Patents 2003