Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5636715 | Elevator door structure and method of adjusting the same | Masami Yoshikawa | 1997-06-10 |
YH
Yoshikatsu Hayashi
Overall (1997): #56,500 of 185,788Top 35%
1
Patents 1997