Issued Patents All Time
Showing 51–75 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6091941 | Radio apparatus | Yukihiro Moriyama, Koji Takata, Masaru Kabashima | 2000-07-18 |
| 6081698 | Radio apparatus and offset compensating method | Yukihiro Moriyama, Takeshi Takano, Yasuyuki Oishi, Yoshiya Ohsaki, Koji Takata +1 more | 2000-06-27 |
| 6028282 | System and method for wire cut discharge machining | Tatsuo Toyonaga, Masateru Minamikawa | 2000-02-22 |
| 5986232 | Electrical discharge machining apparatus and electrical discharge machining method | Tatsuo Toyonaga | 1999-11-16 |
| 5897792 | Power supply system for electrical discharge machining unit, and method for electrical discharge machining | Tatsuo Toyonaga | 1999-04-27 |
| 5852269 | Method and instrument for determining position wire electrode is in contact with workpiece | Tatsuo Toyonaga | 1998-12-22 |
| 5788782 | R-FE-B permanent magnet materials and process of producing the same | Naoyuki Ishigaki, Koki Tokuhara | 1998-08-04 |
| 5770831 | Power supply system for an electric discharge machine | Tadao Ueda | 1998-06-23 |
| 5750951 | Power supply system for an electric discharge machine | Tadao Ueda, Yoshihiro Watanabe, Tatsuo Toyonaga | 1998-05-12 |
| 5666635 | Fabrication methods for R-Fe-B permanent magnets | Naoyuki Ishigaki | 1997-09-09 |
| 5572003 | Electric discharge machining apparatus with pairs of low inductance and low capacitance conductors | — | 1996-11-05 |
| 5534675 | Power supply system for electric discharge machines | Shinji Ito | 1996-07-09 |
| RE35125 | Pulse control circuit for electric discharge machine using programmable logic | — | 1995-12-19 |
| 5475297 | Power supply circuit for an electric discharge machine | — | 1995-12-12 |
| 5428201 | Method and apparatus for controlling electric discharge machining | Shinji Ito, Ichiro ARAIE, Koji Shu | 1995-06-27 |
| 5399826 | Electric discharge machining apparatus | Shinji Ito, Satoru Tajima | 1995-03-21 |
| 5387291 | Process for producing alloy powder material for R-Fe-B permanent magnets and alloy powder for adjusting the composition therefor | Koki Tokuhara | 1995-02-07 |
| 5386095 | Electric discharge machine power supply with current control at variable levels | Shinji Ito | 1995-01-31 |
| 5380974 | Wire-cut electroerosion apparatus | — | 1995-01-10 |
| 5359169 | Electric discharge machining method and apparatus | — | 1994-10-25 |
| 5352859 | Adaptive method and apparatus for controlling machining current in electric discharge machines | Nobuyoshi Nabekura | 1994-10-04 |
| 5345053 | Method and apparatus for supplying power for electric discharge machining | Shinji Ito, Toru Saito | 1994-09-06 |
| 5306888 | Wire cut electrical-discharge machining apparatus | Hideo Nishimura | 1994-04-26 |
| 5306889 | Wire cut electrical discharge machining apparatus | Hideo Nishimura | 1994-04-26 |
| 5298709 | Power supply system for electric discharge machines | Shinji Ito | 1994-03-29 |