Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6557306 | Elevator apparatus for use in a building having a seismic isolation building portion and a non-seismic isolation building portion | Yuji Sekiya, Masayuki Shigeta | 2003-05-06 |