Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6935917 | Discharge surface treating electrode and production method thereof | Akihiro Goto | 2005-08-30 |
| 6821579 | Surface treatment method using electric discharge, and an electrode for the surface treatment method | Takashi Yuzawa, Akihiro Goto | 2004-11-23 |
| 6808604 | Discharge surface treatment electrode, manufacturing method thereof and discharge surface treating method | Akihiro Goto | 2004-10-26 |
| 6784396 | Electric discharge machine for making thin hole | Satoshi Suzuki, Akifusa Katagiri, Hisao Yasuzumi, Takashi Kanaya | 2004-08-31 |
| 6686554 | Method of electrodischarge wire machining | Akihiro Goto, Seiji Satou | 2004-02-03 |
| 6639172 | Method of and apparatus for wire electric discharge machining capable of machining the machining subject coarsely in a dielectric fluid and finely in a gaseous environment | Akihiro Goto, Seiji Satou | 2003-10-28 |
| 6627834 | Wire electrical discharge apparatus | Shiro Imai | 2003-09-30 |
| 6602561 | Electrode for discharge surface treatment and manufacturing method therefor and discharge surface treatment method and device | Akihiro Goto | 2003-08-05 |
| 6512193 | Wire electric discharge machine | Seiji Satou | 2003-01-28 |
| 6501232 | Electric power unit for electric discharge surface treatment and method of electric discharge surface treatment | Akihiro Goto, Masao Akiyoshi | 2002-12-31 |
| 6492611 | Method of surface treatment using electric discharge and an electrode | Akihiro Goto | 2002-12-10 |
| 6441333 | Green compact electrode for discharge surface treatment and method of manufacturing green compact electrode for discharge surface treatment | Akihiro Goto | 2002-08-27 |
| 6437277 | Wire electrical discharge machining apparatus | Seiji Satou | 2002-08-20 |
| 6417480 | Method of processing a surface of a mold using electric discharge, an electrode used in such processing and a method of manufacturing such an electrode | Akihiro Goto | 2002-07-09 |
| 6376793 | Method and device for electric discharge surface treatment using a wire electrode | Naotake Mohri, Katsushi Furutani, Mamoru Kosuge, Takahisa Masuzawa, Masayuki Suzuki +2 more | 2002-04-23 |
| 6365008 | Electric-discharge surface treatment method, and apparatus and electrode for carrying out the method | Akihiro Goto | 2002-04-02 |
| 6348668 | Method and apparatus for treating surface of tool | Akihiro Goto | 2002-02-19 |
| 6344624 | Wire electric discharge machine | Seiji Satou | 2002-02-05 |
| 6333480 | Wire electric discharge machining apparatus | Koutarou WATANABE | 2001-12-25 |
| 6320152 | Wire electrical discharge machine | Youichi Ootomo | 2001-11-20 |
| 6314778 | Rolling die and surface processing method for rolling die | Akihiro Goto | 2001-11-13 |
| 6294749 | Wire electrical discharge machine | Seiji Satou | 2001-09-25 |
| 6294748 | Wire electrical discharge machine | Seiji Satou | 2001-09-25 |
| 6291789 | Wire electrical discharge machine | Youichi Ootomo | 2001-09-18 |
| 6150626 | Wire electric-discharge machine | Youichi Ootomo | 2000-11-21 |