Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11534846 | Wire electrical discharge machine | Yoichi Otomo, Junichi Shibata | 2022-12-27 |
| 11479193 | Bumper | Ryo Shiogai, Seiko Fukuda, Masahiro Abe, Jun Takada | 2022-10-25 |
| 11008053 | Aerodynamic component for automobiles | Ryo Shiogai, Seiko Fukuda | 2021-05-18 |
| D900743 | Electric discharge machine | Naoya Tsukamoto, Yoichi Otomo | 2020-11-03 |
| 10300542 | Wire electrical discharge machining apparatus and method of manufacturing semiconductor wafer | Hidetaka Miyake, Takashi Hashimoto | 2019-05-28 |
| 10222199 | Displacement sensor, displacement detection apparatus, and displacement detection method | Shigeru TAKUSHIMA, Hiroyuki Kawano, Makito Seki | 2019-03-05 |
| 9895759 | Wire electric discharge machining apparatus, wire electric discharge machining method, and control device | Takashi Hashimoto | 2018-02-20 |
| 9878385 | Wire electric discharge machining apparatus, wire electric discharge machining method, and control device | Takashi Hashimoto | 2018-01-30 |
| 9833854 | Workpiece retainer, wire electric discharge machining device, thin-plate manufacturing method, and semiconductor-wafer manufacturing method | Hidetaka Miyake, Tatsushi Sato, Atsushi Itokazu | 2017-12-05 |
| 9409246 | Wire electric discharge machining apparatus and cooling control device | Takashi Hashimoto, Takayuki Nakagawa, Yoichi Otomo | 2016-08-09 |
| 9089916 | Wire electric discharge machining apparatus, wire electric discharge machining method, thin plate manufacturing method, and semiconductor wafer manufacturing method | Atsushi Itokazu, Hidetaka Miyake, Tatsushi Sato, Kazuhiko Fukushima | 2015-07-28 |
| 9056361 | Liquid-quality adjusting apparatus, liquid-quality adjusting method, and wire electric discharge machining apparatus | Tamayo Ohata, Tatsushi Sato, Hironori Kuriki, Hisakatsu Kawarai, Jyunji Tanimura | 2015-06-16 |
| 8829383 | Wire electric discharge machine and wire electric discharge machining method | Yasuo Onodera, Tamayo Ohata, Tatsushi Sato, Hidetaka Miyake, Atsushi Taneda | 2014-09-09 |
| 8753516 | Corrosion preventing apparatus, corrosion preventing method, and wire electric discharge machining apparatus | Hisakatsu Kawarai, Hironori Kuriki, Jyunji Tanimura, Tamayo Ohata, Tatsushi Sato | 2014-06-17 |
| 8642915 | Wire electric discharge machining apparatus | Yasuo Onodera, Kozo Nomura | 2014-02-04 |
| 8350177 | Electric discharge machining device that applies a voltage pulse between a processing electrode and a workpiece | Takashi Hashimoto, Koichiro Hattori, Yoshikazu Ukai | 2013-01-08 |
| 8309876 | Electric discharge machining apparatus and electric discarge machining method | Takashi Hashimoto, Koichiro Hattori, Yoshikazu Ukai | 2012-11-13 |
| 8131385 | Positioning device and positioning method with non-contact measurement | — | 2012-03-06 |
| 7202438 | Electrical discharge machining apparatus | Yoshinori Asai, Mitsuyoshi Wada, Hidehiko Tanaka | 2007-04-10 |
| 7113884 | Positioning apparatus for an electrical discharge machine and a method therefor | Masahiro Yamamoto | 2006-09-26 |
| 6821579 | Surface treatment method using electric discharge, and an electrode for the surface treatment method | Akihiro Goto, Toshio Moro | 2004-11-23 |
| 6713706 | Jump control apparatus for electric discharge shaping/profiling machine | Masao Akiyoshi | 2004-03-30 |
| 6566823 | Discharge pulse generator | Yoshihide Kinbara, Hajime Ogawa | 2003-05-20 |
| 6548028 | Discharge surface treatment device and a discharge surface treatment method | Akihiro Goto | 2003-04-15 |
| 6505091 | Method and apparatus for electrodischarge machining | Yoshihito Imai, Takayuki Nakagawa | 2003-01-07 |