Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6631788 | Elevator system with safety installation | Masahiro Shikai, Hajime Nakajima, Kazuo Takashima, Tatsushi Takahashi, Shigeki Yamakawa +4 more | 2003-10-14 |
TN
Toshiro Nakashima
Overall (2003): #100,461 of 273,478Top 40%
1
Patents 2003