Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4914908 | Actuator used shape memory alloy and display conversion device of signs | Masashi Sugiyama, Isamu Ohishi, Junichi Ulyama | 1990-04-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4914908 | Actuator used shape memory alloy and display conversion device of signs | Masashi Sugiyama, Isamu Ohishi, Junichi Ulyama | 1990-04-10 |