Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11070046 | Short-circuit protection circuit for self-arc-extinguishing type semiconductor element | Yoshitaka Naka, Yasushi Nakayama, Yoshiko Tamada, Hiroyuki Takagi, Junichiro Ishikawa +1 more | 2021-07-20 |
| 9966947 | Gate driving circuit for insulated gate-type power semiconductor element | Junichiro Ishikawa | 2018-05-08 |
| 6730578 | Separating machine for thinned semiconductor substrate and separation method | Hideki Kobayashi, Tatsuya Sasaki, Kazuhiro Ohya | 2004-05-04 |
| 6653207 | Process for the production of electric part | Kazuyuki Ohya, Takeshi Nobukuni | 2003-11-25 |
| 6337288 | Process for the production of electronic parts | Kazuyuki Ohya, Masaki Fujihira, Hideki Kobayashi | 2002-01-08 |
| 6254946 | Oxygen-absorbing component, oxygen absorbent package and oxygen-absorbing multilayered body containing same | Masukazu Hirata, Yoshinori Mabuchi, Noriyuki Kimura, Takahiro Seki | 2001-07-03 |