Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6946615 | Method and system for electric discharge machining insulating material or high resistance material | Yasushi Fukuzawa, Akihiro Goto, Takuji Magara | 2005-09-20 |
| 6929829 | Method and device discharging surface treatment | Manabu Yoshida, Akihiro Goto | 2005-08-16 |
| 6900407 | Electric discharge machine with reactive force compensated by jump locus adjustment | Nagao Saitoh, Mitsuaki Akune, Hajime Ogawa, Takayuki Nakagawa, Yoshihito Imai | 2005-05-31 |
| 6838633 | Method and apparatus for electrodischarge machining | Nagao Saito, Hajime Ogawa, Kiyohito Kamiya | 2005-01-04 |
| 6376793 | Method and device for electric discharge surface treatment using a wire electrode | Katsushi Furutani, Mamoru Kosuge, Takahisa Masuzawa, Masayuki Suzuki, Manabu Yoshida +2 more | 2002-04-23 |
| 6253831 | Casting process for producing metal matrix composite | Yoshikazu Genma, Yoshiki Tsunekawa, Masahiro Okumiya | 2001-07-03 |
| 6086684 | Electric discharge surface treating method and apparatus | Nagao Saito, Yoshiki Tsunekawa, Kohei Shimamoto, Akihiro Goto, Takuji Magara +2 more | 2000-07-11 |
| 5698114 | Surface layer forming process using electric discharge machining | Takuji Magara, Nagao Saito | 1997-12-16 |
| 5693240 | Surface layer forming apparatus using electric discharge machining | Takuji Magara, Nagao Saito | 1997-12-02 |
| 5651901 | Method and apparatus for surface treatment by electrical discharge machining | Nagao Saito, Takuji Magara, Toshiro Ohizumi | 1997-07-29 |
| 5500500 | Process and apparatus for electric discharge position detection | Hideo Moronuki | 1996-03-19 |
| 5434380 | Surface layer forming apparatus using electric discharge machining | Takuji Magara, Nagao Saito | 1995-07-18 |
| 5121533 | Fitting method utilizing both continuous and intermittent ultrasonic vibration | Nagao Saito | 1992-06-16 |
| 5091620 | Automatic electric discharge machining method and apparatus with periodic sensing of surface roughness of the workpiece | Nagao Saito | 1992-02-25 |
| 4980036 | Ultrasonic machining method | Nagao Saito | 1990-12-25 |
| 4952768 | Electric discharge machining electrode | Nagao Saito | 1990-08-28 |
| 4948625 | Method for forming surface layer by electric discharge process | Masahiko Suzuki, Nagao Saito, Hideaki Takahashi, Tetsuo Shoji | 1990-08-14 |
| 4760314 | Rotation controller for a differential actuator | Nagao Saito, Yoshihiko Yanai, Kuniharu Miura | 1988-07-26 |
| 4740395 | Method of manufacturing composite material by combined melt-spraying | Yoshiki Tsunekawa, Masahiro Okumiya | 1988-04-26 |
| 4729258 | Differential actuator | Nagao Saito, Kuniharu Miura, Yoshihiko Yanai | 1988-03-08 |