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 1/00: Electrical discharge machining, i.e. removing metal with a series of rapidly recurring electrical discharges between an electrode and a workpiece in the presence of a fluid dielectric
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12082809 | Anvil assembly for linear surgical stapler | May 27, 21 | Sep 10, 24 | Cilag GmbH International |
| 11975396 | Method of supporting a workpiece | Apr 28, 21 | May 07, 24 | Collins Engine Nozzles, Inc. |
| 11801665 | Hot-dip galvanized steel sheet having excellent surface appearance and low-temperature bonding brittleness | Nov 28, 19 | Oct 31, 23 | POSCO CO., LTD. |
| 11760031 | Rapid manufacturing system and method | Jun 17, 20 | Sep 19, 23 | Not available |
| 11673195 | Method of additive manufacturing of an equipment part | Mar 26, 20 | Jun 13, 23 | LISI AEROSPACE ADDITIVE MANUFACTURING |
| 11583947 | Method for wire electro-discharge machining a part | Dec 19, 18 | Feb 21, 23 | PRATT & WHITNEY CANADA CORP. |
| 11534846 | Wire electrical discharge machine | Apr 05, 19 | Dec 27, 22 | Mitsubishi Electric Corporation |
| 11474512 | Machining failure detection device, laser cutting apparatus, and electric discharge machining apparatus | Feb 25, 20 | Oct 18, 22 | Mitsubishi Electric Corporation |
| 11311955 | Method and device for machining shapes using electrical machining | Nov 01, 18 | Apr 26, 22 | Agie Charmilles SA |
| 11241749 | Electrical discharge machining method and electrical discharge machining device | Oct 17, 17 | Feb 08, 22 | MITSUBISHI POWER, LTD. |
| 11224926 | Method for producing a cavity in a blade platform; corresponding blade | Jan 10, 18 | Jan 18, 22 | SIEMENS ENERGY GLOBAL GMBH & CO. KG |
| 11219962 | Machine tool | Nov 07, 19 | Jan 11, 22 | Sodick Co. Ltd. |
| 11192194 | Tool holder | Dec 27, 12 | Dec 07, 21 | FRANZ HAIMER MASCHINENBAU KG |
| 11065715 | Combined liquid guided laser and electrical discharge machining | May 03, 16 | Jul 20, 21 | General Electric Company |
| 11014179 | Fixtures for additively manufactured workpieces | Mar 15, 18 | May 25, 21 | Delavan Inc. |
| 10974336 | Method for profile machining | Apr 22, 16 | Apr 13, 21 | General Electric Company |
| 10947804 | Metal-to-metal annulus wellhead style seal with pressure energized from above and below | Apr 05, 19 | Mar 16, 21 | Vetco Gray, LLC |
| 10948126 | Hand-held device | Feb 19, 19 | Mar 16, 21 | FANUC CORPORATION |
| 10926364 | Plate-fin heat exchanger core design for improved manufacturing | Oct 03, 18 | Feb 23, 21 | HAMILTON SUNDSTRAND CORPORATION |
| 10919099 | Hand-held device | Feb 19, 19 | Feb 16, 21 | FANUC CORPORATION |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0181,547 | Tool Changer For An Electrical Discharge Machine Tool And The Electrical Discharge Machine Tool | Nov 30, 23 | Jun 06, 24 | Not available |
| 2024/0123,529 | DRAINING MECHANISM | Feb 04, 22 | Apr 18, 24 | FANUC Corporation |
| 2024/0051,048 | MACHINING CONDITION ADJUSTMENT DEVICE | Mar 28, 22 | Feb 15, 24 | Not available |
| 2022/0250,181 | Method and Device for Making a Workpiece Surface of a Metal Workpiece | Apr 03, 18 | Aug 11, 22 | Not available |
| 2020/0263,870 | BURNER PANELS, SUBMERGED COMBUSTION MELTERS, AND METHODS | Apr 24, 20 | Aug 20, 20 | Not available |
| 2019/0262,921 | HAND-HELD DEVICE | Feb 19, 19 | Aug 29, 19 | Not available |
| 2018/0317,959 | METHOD AND DEVICE FOR PRODUCING CANNULAS | Nov 05, 15 | Nov 08, 18 | Not available |
| 2016/0177,747 | CHANNEL MARKER AND RELATED METHODS | Feb 26, 16 | Jun 23, 16 | GENERAL ELECTRIC COMPANY |
| 2015/0027,990 | HOLDING APPARATUS, HOLDING METHOD THEREOF, WIRE ELECTRICAL DISCHARGE MACHINING APPARATUS, AND MACHINING METHOD THEREOF | Jul 22, 14 | Jan 29, 15 | CANON MARKETING JAPAN KABUSHIKI KAISHA |
| 2012/0145,676 | Metal Ablation in Supersonic Expansion Gas Coupled to an Ion Mass Filter | Dec 01, 11 | Jun 14, 12 | UNIVERSITY OF NORTH TEXAS |
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