Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6626268 | Elevator door opening and closing device and opening and closing control method | Toshio Masuda | 2003-09-30 |
YO
Yasuyuki Oikawa
Overall (2003): #88,794 of 273,478Top 35%
1
Patents 2003