Issued Patents All Time
Showing 1–25 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7109432 | Electric power unit for machining of wire electric discharge machine | Hiroatsu Kobayashi | 2006-09-19 |
| 7078645 | Working liquid ejector of wire electric discharge machine | Hisashi Yamada, Ryogo Koba, Masao Akiyoshi | 2006-07-18 |
| 6946615 | Method and system for electric discharge machining insulating material or high resistance material | Naotake Mohri, Yasushi Fukuzawa, Akihiro Goto | 2005-09-20 |
| 6787727 | Automatic wire electrode feeder for wire electric discharge machining devices | Hisashi Yamada, Yutaka Terada | 2004-09-07 |
| 6747236 | Wire electric discharge machining apparatus | Hisashi Yamada | 2004-06-08 |
| 6614234 | Electric discharge machine | Yoshihito Imai, Hidetaka Miyake, Akihiro Goto | 2003-09-02 |
| 6552291 | Wire electric discharge machine | Hiroatsu Kobayashi, Seiji Satou | 2003-04-22 |
| 6147500 | EDM with jump motion detecting reactive force | Yoshihito Imai, Hidetaka Miyake, Akihiro Goto | 2000-11-14 |
| 6086684 | Electric discharge surface treating method and apparatus | Nagao Saito, Naotake Mohri, Yoshiki Tsunekawa, Kohei Shimamoto, Akihiro Goto +2 more | 2000-07-11 |
| 6043447 | Discharge machining apparatus | Takashi Yuzawa | 2000-03-28 |
| 5973498 | EDM with jump motion detecting reactive force | Yoshihito Imai, Hidetaka Miyake, Akihiro Goto | 1999-10-26 |
| 5919380 | Three-dimensional electrical discharge machining method and apparatus utilizing NC control | Akihiro Goto, Yoshihito Imai, Tomoko Sendai, Tatsushi Sato, Hidetaka Miyake | 1999-07-06 |
| 5858479 | Surface treating method by electric discharge | Nagao Saito, Naotake Mouri, Hirotaka Sunada, Akihiro Goto | 1999-01-12 |
| 5847352 | Method and apparatus for electrical discharge machining | Takashi Yuzawa | 1998-12-08 |
| 5837957 | Electric discharge machining apparatus | Tatsushi Sato, Yoshihito Imai, Tomoko Sendai, Hidetaka Miyake, Takashi Yuzawa | 1998-11-17 |
| 5804789 | Surface treating method and apparatus by electric discharge machining | Nagao Saito, Naotake Mouri, Hidetaka Miyake, Yoshihito Imai, Akihiro Goto | 1998-09-08 |
| 5763843 | Device and method for electrical discharge machining | Takashi Yuzawa, Manabu Yoshida | 1998-06-09 |
| 5756956 | Wire-cut electric discharge machining apparatus and control method therefor | Seiji Sato, Hisashi Yamada, Yoshihito Imai, Tatsushi Sato | 1998-05-26 |
| 5756955 | Method and apparatus for electric discharge machining with calculation of machining area | Akihiro Goto, Masahiro Yamamoto | 1998-05-26 |
| 5698114 | Surface layer forming process using electric discharge machining | Nagao Saito, Naotake Mohri | 1997-12-16 |
| 5693240 | Surface layer forming apparatus using electric discharge machining | Nagao Saito, Naotake Mohri | 1997-12-02 |
| 5651901 | Method and apparatus for surface treatment by electrical discharge machining | Naotake Mohri, Nagao Saito, Toshiro Ohizumi | 1997-07-29 |
| 5585014 | Method and apparatus for electrical discharge machining using variable capacitance and variable inductance | — | 1996-12-17 |
| 5580469 | Electrical discharge machine with prevention of pulse crack phenomenon | — | 1996-12-03 |
| 5434380 | Surface layer forming apparatus using electric discharge machining | Nagao Saito, Naotake Mohri | 1995-07-18 |