B23H 9/006
Cavity sinking
Official title: {Cavity sinking (B23H9/14 takes precedence)}
B23H9/006 (Cavity sinking) appears on 34 US grants and 34 published applications in this corpus.
Search patents in B23H- Granted patents
- 34
- Published applications
- 34
- Assignees
- 31
- Inventors
- 104
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 2 |
| 2003 | 2 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 2 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 2 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 2 |
| 2016 | 0 | 2 |
| 2017 | 1 | 3 |
| 2018 | 1 | 2 |
| 2019 | 5 | 1 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 1 | 2 |
| 2023 | 0 | 0 |
| 2024 | 0 | 3 |
| 2025 | 1 | 3 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Diagnostic device for power supply device for electric discharge machine7 Apr 2026US 12,596,158 B2Makino Milling Machine Co., Ltd.
- Method for electrical discharge machining5 Aug 2025US 12,377,482 B2Agie Charmilles SA
- Machine tool11 Jan 2022US 11,219,962 B2Sodick Co., Ltd.
- Electrodes for and methods of electrical discharge machining11 May 2021US 11,000,908 B2General Electric Company
- Method for producing cavities for a turbomachine disk3 Sep 2019US 10,399,168 B2Safran Aircraft Engines
- Ultrasonic measurement of electrode depth while electrical discharge machining2 Jul 2026US 2026/0183855 A1GE Infrastructure Technology LLC
- Measurement of electrode depth while electrical discharge machining11 Jun 2026US 2026/0158573 A1
- Method for machining a multiple material workpiece by electrical discharge machining15 Jan 2026US 2026/0014633 A1Agie Charmilles SA
- Multi-station edm for vanes18 Dec 2025US 2025/0381607 A1Chromalloy Gas Turbine Corporation
- Methods for joining components at narrow, uniform braze joints20 Mar 2025US 2025/0091147 A1GE Infrastructure Technology LLC
Most cited
By later US patents
- Method for enhancing heat transfer inside a turbulated cooling passage29US 6,582,584 B2General Electric Company · 2003
- Methods of molding fasteners and of forming fastener molds22US 6,224,807 B1Velcro Industries B. V. · 2001
- Method of electroerosion and an apparatus for producing cavities inside a solid metal component21US 4,104,503 AEuropean Atomic Energy Community (Euratom) · 1978
- Method of and apparatus for machining a 3-D cavity in a workpiece16US 4,459,190 AInoue-Japax Research Incorporated · 1984
- Tool making16US 5,345,052 ANissan European Technology Centre Limited · 1994