Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6488124 | Elevator | Kunio Yasuda, Yoshiaki Fujita, Kosei Kamimura, Ikuo Asami, Yasuyuki Wagatsuma +5 more | 2002-12-03 |
| 6443266 | Traction type elevator | Yasuyuki Wagatsuma, Tadashi Shudo | 2002-09-03 |