Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5006921 | Power semiconductor switching apparatus with heat sinks | Masaru Ishizuka, Asako Matsuura, Yoshio Kamei, Hiromichi Ohashi, Mitsuhiko Kitagawa +2 more | 1991-04-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5006921 | Power semiconductor switching apparatus with heat sinks | Masaru Ishizuka, Asako Matsuura, Yoshio Kamei, Hiromichi Ohashi, Mitsuhiko Kitagawa +2 more | 1991-04-09 |