Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12404268 | 2-heteroaryl aminoquinazolinone derivative | Kazuto Mori, Hiroyuki Kitano, Hajime Seki, Yohei Kobayashi | 2025-09-02 |
| 12246386 | Control device and recording medium encoded with program | Minjie Ai | 2025-03-11 |
| 11666978 | Wire electrical discharge machine and control method | Yasuo Nakashima | 2023-06-06 |
| 11420277 | Wire electrical discharge machine and control method of wire electrical discharge machine | Yousuke Tsuchiya | 2022-08-23 |
| 11401261 | 2-heteroaryl aminoquinazolinone derivative | Kazuto Mori, Hiroyuki Kitano, Hajime Seki, Yohei Kobayashi | 2022-08-02 |
| 11352366 | 2-aminoquinazolinone derivative | — | 2022-06-07 |
| 11135668 | Wire electrical discharge machine | Tomoaki Matsunaga | 2021-10-05 |
| 10934309 | Tricyclic quinone derivative | Hitoshi Ban, Seiji KAMIOKA, Shoukou Ri, Hiroyuki Kitano, Chiang Jia Li | 2021-03-02 |
| 10792744 | Wire electric discharge machine including average discharge delay time calculating unit | — | 2020-10-06 |
| 10784019 | Cable | — | 2020-09-22 |
| 10688576 | Dielectric working fluid centralized management system | — | 2020-06-23 |
| 10639735 | Wire electrical discharge machine | Yasuo Nakashima, Akiyoshi Kawahara | 2020-05-05 |
| 10622118 | Cable | — | 2020-04-14 |
| 10543546 | Wire electric discharge machine including average discharge delay time calculating unit | — | 2020-01-28 |
| 10493547 | Wire electrical discharge machining device | Shinji Yoda, Tomoaki Matsunaga | 2019-12-03 |
| 9987698 | Wire electric discharge machine having shaft feed control system discriminating function | Akiyoshi Kawahara | 2018-06-05 |
| 9950378 | Wire electric discharge machine | Shinji Yoda, Akiyoshi Kawahara, Yasuo Nakashima | 2018-04-24 |
| 9833853 | Wire electric discharge machine including average discharge delay time calculating unit | — | 2017-12-05 |
| 9486869 | Power supply device for electric discharge machining | Masao Murai | 2016-11-08 |
| 8975554 | Wire electric discharge machine capable of detecting machining state | Akiyoshi Kawahara, Masao Murai | 2015-03-10 |
| 8901448 | Electric discharge machine | Masao Murai, Yasuo Arakawa | 2014-12-02 |
| 8735762 | Wire electric discharge machine capable of detecting machining state and determining average voltage in machining gap | Masao Murai | 2014-05-27 |
| 8735406 | 8-oxodihydropurine derivative | Keiji Adachi, Yoko Nakai, Yuki Fujii | 2014-05-27 |
| 8432116 | Torque motor driving device for wire cut electrical discharge machines | Akiyoshi Kawahara, Masao Murai | 2013-04-30 |
| 7282660 | Machining fluid level detection device for wire cut electrical discharge machines | Akiyoshi Kawahara | 2007-10-16 |