Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4491198 | Apparatus for signaling elevator malfunctions | Masahiro Noda | 1985-01-01 |
TM
Tatsuo Misu
Overall (All Time): #4,007,906 of 4,157,543Top 100%
1
Patents All Time