Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5068706 | Semiconductor device with fuse function | Naomasa Sugita, Yoshiharu Yotumoto, Kouji Moriguchi | 1991-11-26 |
| 4943842 | Semiconductor device with fuse function | Naomasa Sugita, Yoshiharu Yotumoto, Kouji Moriguchi | 1990-07-24 |
| 4604643 | Semiconductor rectifier device | Yoshiharu Yotsumoto, Katsuhiko Kubota | 1986-08-05 |
| 4542401 | Semiconductor device with sprayed metal layer | — | 1985-09-17 |