Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5504294 | Method for controlling a wire-cut electric discharge machine | Toshiro Tsutsumi, Izumi Higashi, Yuki Kita, Tomonobu Sakuragawa | 1996-04-02 |
| 5171956 | Electric discharge machine capable of preventing electrolytic corrosion attributable to a short-circuit detecting voltage | Obara Haruki | 1992-12-15 |
| 5039834 | Apparatus for wire tension control and disconnection detection | Haruiki Obara | 1991-08-13 |
| 5006693 | Gap voltage detector in a wire-cut electric discharge machine | Haruki Obara | 1991-04-09 |
| 4967054 | Electric-discharge-machining power source | Haruki Obara | 1990-10-30 |
| 4395612 | Power source circuit for electric discharge machine | — | 1983-07-26 |