Issued Patents All Time
Showing 276–300 of 351 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4398350 | Centering controller for a tool electrode on an electrical machine tool | — | 1983-08-16 |
| 4394558 | EDM Method of machining workpieces with a controlled crater configuration | — | 1983-07-19 |
| 4393292 | Method of and apparatus for electrical discharge machining a small and deep hole into or through a workpiece | — | 1983-07-12 |
| 4392043 | Pulse generator | — | 1983-07-05 |
| 4392195 | Method of and apparatus for controlledly moving a movable element | — | 1983-07-05 |
| 4392042 | Method of and apparatus for electroerosively wire-cutting a conductive workpiece | — | 1983-07-05 |
| 4390278 | Method of and apparatus for inspecting the accuracy of a machined contour in a workpiece | — | 1983-06-28 |
| 4387286 | Apparatus for controlling splashes and purification of a machining liquid | — | 1983-06-07 |
| 4386248 | Electrical machining method and apparatus for forming a 3D surface contour in a workpiece with a traveling-wire electrode | — | 1983-05-31 |
| 4386256 | Machining method and apparatus | — | 1983-05-31 |
| 4382820 | Structural composition for machine tool bodies and members | — | 1983-05-10 |
| 4383159 | Method of and apparatus for electrical machining with a vibrating wire electrode | — | 1983-05-10 |
| 4382168 | Ultra-fine finish EDM method and apparatus | — | 1983-05-03 |
| 4379960 | Electrical discharge machining method and apparatus using ultrasonic waves and magnetic energy applied concurrently to the machining gap | — | 1983-04-12 |
| 4379959 | Method of and apparatus for wire-cutting a workpiece by electroerosion | — | 1983-04-12 |
| 4379042 | Apparatus using an axially moving continuous elongated tool | — | 1983-04-05 |
| 4376880 | Method of and apparatus for detecting gap conditions in EDM process with monitoring pulses | — | 1983-03-15 |
| 4368412 | Microprocessor-controlled motor drive control system | — | 1983-01-11 |
| 4367389 | EDM System with abrasive finisher | — | 1983-01-04 |
| 4367129 | Wire-electroerosion method and apparatus for forming a tapered contour in a workpiece | — | 1983-01-04 |
| 4366360 | Method of and apparatus for determining relative position of a tool member to a workpiece in a machine tool | — | 1982-12-28 |
| 4366358 | EDM Method and apparatus utilizing successively displaced magnetic field | — | 1982-12-28 |
| 4366007 | Permanent magnet and process for making same | — | 1982-12-28 |
| 4365133 | Method of and apparatus for electroerosively machining a 3D cavity in a workpiece | — | 1982-12-21 |
| 4364812 | Guide body member for a wire electrode in a wire-cutting electroerosion machine | — | 1982-12-21 |