Class B23H : WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
Subclass 5/04: Combined machining Electrical discharge machining combined with mechanical working
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12186807 | Heterogeneous composite bodies with isolated cermet regions formed by high temperature, rapid consolidation | Nov 22, 22 | Jan 07, 25 | Powdermet Inc. |
| 12134158 | Electro-hydraulic combined system used for electro machining and supporting automatic tool changing | Nov 17, 21 | Nov 05, 24 | Not available |
| 11904400 | Electrochemical discharge-enabled micro-grinding process for micro-components of silicon-based materials | Apr 29, 22 | Feb 20, 24 | Changsha University of Science and Technology |
| 11673200 | Forming cooling aperture(s) using electrical discharge machining | Aug 13, 21 | Jun 13, 23 | RAYTHEON TECHNOLOGIES CORPORATION |
| 11534845 | Heterogeneous composite bodies with isolated cermet regions formed by high temperature, rapid consolidation | Jul 08, 21 | Dec 27, 22 | Powdermet Inc. |
| 11267060 | Electrical potential machining devices and methods | May 16, 17 | Mar 08, 22 | The Board of Regents of the Nevada System of Higher Education on Behalf of the University of Nevada, Las Vegas |
| 11117206 | Heterogeneous composite bodies with isolated cermet regions formed by high temperature, rapid consolidation | Nov 16, 17 | Sep 14, 21 | Powdermet Inc. |
| 11014178 | Electrical machining device and method, hybrid machining system and method | Jul 25, 17 | May 25, 21 | General Electric Company |
| 10987745 | Method of manufacturing socket punches | Jan 25, 19 | Apr 27, 21 | Snap-On Incorporated |
| 10543545 | Method of initializing multiferroic element | Feb 22, 16 | Jan 28, 20 | National Institute of Advanced Industrial Science and Technology |
| 10471556 | Method for producing a protective reinforcement for a blade (P) having a curved leading edge or trailing edge | Sep 08, 16 | Nov 12, 19 | SAFRAN AIRCRAFT ENGINES |
| 9950380 | Method for forming a dual threaded die | Mar 12, 14 | Apr 24, 18 | Not available |
| 9943918 | Heterogeneous composite bodies with isolated cermet regions formed by high temperature, rapid consolidation | May 15, 15 | Apr 17, 18 | Powdermet Inc. |
| 9416462 | Machining systems and methods | Sep 13, 11 | Aug 16, 16 | GENERAL ELECTRIC COMPANY |
| 9174292 | Electro chemical grinding (ECG) quill and method to manufacture a rotor blade retention slot | Apr 16, 08 | Nov 03, 15 | UNITED TECHNOLOGIES CORPORATION |
| 9089900 | Method of producing holes and countersinks in polycrystalline bodies | Dec 22, 11 | Jul 28, 15 | DIAMOND INNOVATIONS, INC. |
| 9004335 | Method and device for machining a workpiece | Dec 08, 10 | Apr 14, 15 | CONTINENTAL AUTOMOTIVE GMBH |
| 7741576 | Apparatus and method for hybrid machining a workpiece | May 11, 07 | Jun 22, 10 | GENERAL ELECTRIC COMPANY |
| 6935003 | Compound fabrication process and apparatus | Feb 28, 03 | Aug 30, 05 | NATIONAL UNIVERSITY OF SINGAPORE |
| 5844191 | Method of and system for manufacturing a helical cutter | Jul 31, 97 | Dec 01, 98 | SIEMENS ENERGY, INC., Westinghouse Electric Corp., |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2023/0416,937 | METHOD OF MANUFACTURING A ZINC-NICKEL ALLOY ELECTROPLATED STEEL SHEET | Sep 07, 23 | Dec 28, 23 | Not available |
| 2022/0168,833 | Processing Method for Electrical Discharge Machine | Nov 19, 21 | Jun 02, 22 | Not available |
| 2019/0076,947 | DISSIMILAR METAL MEMBER AND MANUFACTURING METHOD THEREOF | Sep 06, 18 | Mar 14, 19 | Not available |
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