Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4303473 | Torus type vacuum shell | Masato Nagao, Yoshiyasu Ito, Yoshiaki Kazawa, Takamasa Fujinaga | 1981-12-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4303473 | Torus type vacuum shell | Masato Nagao, Yoshiyasu Ito, Yoshiaki Kazawa, Takamasa Fujinaga | 1981-12-01 |