B23H 1/08
Working media
B23H1/08 (Working media) appears on 82 US grants and 64 published applications in this corpus.
Search patents in B23H- Granted patents
- 82
- Published applications
- 64
- Assignees
- 46
- Inventors
- 174
- Latest grant
- 7 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 2 |
| 2002 | 2 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 5 |
| 2007 | 0 | 2 |
| 2008 | 2 | 1 |
| 2009 | 1 | 3 |
| 2010 | 1 | 3 |
| 2011 | 2 | 1 |
| 2012 | 1 | 2 |
| 2013 | 0 | 2 |
| 2014 | 0 | 2 |
| 2015 | 2 | 4 |
| 2016 | 2 | 4 |
| 2017 | 4 | 7 |
| 2018 | 3 | 5 |
| 2019 | 5 | 5 |
| 2020 | 4 | 1 |
| 2021 | 4 | 8 |
| 2022 | 5 | 1 |
| 2023 | 3 | 2 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heterogeneous composite bodies with isolated cermet regions formed by high temperature, rapid consolidation7 Jan 2025US 12,186,807 B2Powdermet, Inc.
- Cutting electrode head for a handheld electrical discharge machining device2 Jan 2024US 11,858,055 B2ROLLS-ROYCE plc
- Electrical discharge machining system including in-situ tool electrode5 Sep 2023US 11,745,278 B2Hamilton Sundstrand Corporation
- Lower guide unit of electrical discharge machine28 Feb 2023US 11,590,594 B2Sodick Co., Ltd.
- Method for wire electro-discharge machining a part21 Feb 2023US 11,583,947 B2Pratt & Whitney Canada Corp.
- Control device, electrodischarge machining apparatus, and control method24 Sep 2026US 2026/0284763 A1Fanuc Corporation
- Electric discharge machining device27 Aug 2026US 2026/0249373 A1Fanuc Corporation
- Electrical Discharge Machine27 Feb 2025US 2025/0065427 A1National Kaohsiung University of Science and Technology
- An electrical machining device25 Jul 2024US 2024/0246161 A1Texture Jet Ltd
- Magnetorheological electrical discharge machining electrode23 Nov 2023US 2023/0373022 A1Hamilton Sundstrand Corporation
Most cited
By later US patents
- Heterogeneous composite bodies with isolated cermet regions formed by high temperature, rapid consolidation253US 9,943,918 B2Powdermet, Inc. · 2018
- Pulsed electric rock drilling apparatus80US 7,416,032 B2Tetra Corporation · 2008
- Method of drilling using pulsed electric drilling67US 7,530,406 B2Tetra Corporation · 2009
- Method of and apparatus for electrical discharge machining a small and deep hole into or through a workpiece28US 4,393,292 AInoue-Japax Research Incorporated · 1983
- Virtual electrode mineral particle disintegrator22US 7,384,009 B2Tetra Corporation · 2008