Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9015370 | Information processing system | — | 2015-04-21 |
| 8680713 | Over-voltage suppression apparatus | Tadashi Koshizuka, Minoru Saito, Hiroyuki Maehara, Yoshimasa Sato | 2014-03-25 |
| 8310106 | Magnetizing inrush current suppression device and method for transformer | Tadashi Koshiduka, Minoru Saito, Susumu Nishiwaki, Nobuyuki Takahashi, Koichi Futagami +2 more | 2012-11-13 |
| 8217536 | Magnetizing inrush current suppression device for transformer and control method of same | Tadashi Koshizuka, Minoru Saito, Koichi Futagami, Yoshimasa Sato | 2012-07-10 |