Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8818583 | Train crew support device including a door opening-closing device | Kazuhiro Iga | 2014-08-26 |
ST
Seisaku Tate
Overall (All Time): #3,122,549 of 4,157,543Top 80%
1
Patents All Time