Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5363795 | Czochralski crystal pulling process and an apparatus for carrying out the same | Katsumi Nishizaki, Masahiro Murakami, Teruyuki Sekine, Yasuyuki Seki, Kazuhiko Echizenya +1 more | 1994-11-15 |
| 4790769 | Telephone modular jack | — | 1988-12-13 |
| 4668883 | Linear pulse motor | Hiroshi Nakagawa, Hiroshi Iwamoto, Kazumichi Kato, Yutaka Kurita | 1987-05-26 |
| 4378541 | Time delay switch | Hiroshi Yamagiwa | 1983-03-29 |
| 4293753 | Switch | — | 1981-10-06 |