Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5329075 | Elevator door control apparatus | Terumi Hirabayashi, Masanori Tawada | 1994-07-12 |
| 5290975 | Door control and data display system | Masamoto Mizuno, Masanori Tawada, Terumi Hirabayashi | 1994-03-01 |