Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4717853 | Projection tube whose coolant contains an ethylene oligomer | Masayoshi Ezawa, Shigeru Wakana, Toshikazu Morishita, Akira Misumi | 1988-01-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4717853 | Projection tube whose coolant contains an ethylene oligomer | Masayoshi Ezawa, Shigeru Wakana, Toshikazu Morishita, Akira Misumi | 1988-01-05 |