Issued Patents All Time
Showing 126–150 of 351 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4767905 | EDM method and apparatus with trapezoidized short-duration pulses | — | 1988-08-30 |
| 4751361 | Automatic TW electroerosion machining system | Akihiko Shimizu | 1988-06-14 |
| 4736085 | Current supplying apparatus for a wire-cut electric discharge machine | Jun Hayakawa, Sadao Sano | 1988-04-05 |
| 4725706 | Tw-electroerosion utilizing cyclically reduced cutting feed rate | — | 1988-02-16 |
| 4720616 | Polarity reversal pulsing method and apparatus for EDM | — | 1988-01-19 |
| 4717387 | Catheter | Keiichi Kuwaki, Koichi Tsuno | 1988-01-05 |
| 4699662 | Blue pigmented phosphor | Yoshiyuki Nakada, Masao Asada | 1987-10-13 |
| 4695333 | Iron-chromium-base spinodal decomposition-type magnetic (hard or semi-hard) alloy | Hideo Kaneko | 1987-09-22 |
| 4689467 | Laser machining apparatus | — | 1987-08-25 |
| 4686343 | Method of and apparatus for resetting a wire electrode in an operating setup on an electroerosion machine | — | 1987-08-11 |
| 4683126 | Method for producing alkaline earth metal borate dispersions | Yoshiharu Nose | 1987-07-28 |
| 4678976 | Path-controlled machining method | — | 1987-07-07 |
| 4678420 | Injection molding machine with auxiliary packing means | — | 1987-07-07 |
| 4674235 | Grinding wheel crack detector and method | — | 1987-06-23 |
| 4673787 | Electroerosion method of wire-cutting a desired contour in a workpiece | — | 1987-06-16 |
| 4672161 | EDM method and apparatus with trapezoidized short-duration pulses | — | 1987-06-09 |
| 4661674 | Minimum-impedance conductor assembly for EDM | — | 1987-04-28 |
| 4659894 | Capacitor-type HF power supply for electrical machining | — | 1987-04-21 |
| 4649255 | EDM using a partition member to separate hydrocarbon and water liquids in the work tank | — | 1987-03-10 |
| 4646088 | Magnetic encoder system | — | 1987-02-24 |
| 4645048 | Drive mechanism for machines | — | 1987-02-24 |
| 4642444 | Electrical machining fluid and method utilizing the same | — | 1987-02-10 |
| 4641251 | Robot | — | 1987-02-03 |
| 4639378 | Auto-selective metal deposition on dielectric surfaces | — | 1987-01-27 |
| 4629854 | TW-electroerosion with means for regulating flushing liquid in cutting slot | Akihiko Shimizu | 1986-12-16 |