Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11979021 | Electric power system and power conversion device connected to a DC bus | Akira Yoshitake, Takuya Karikawa, Yoshinori Noritake | 2024-05-07 |
| 6259768 | Method of, and apparatus for, carrying out loopback test in exchange | Masatoshi Takita, Kazuei Ohnishi, Takamitsu Saito, Kosei Mano | 2001-07-10 |
| 5603828 | Filter screen changer for resin extruder | Yasuhiko Ishida | 1997-02-18 |