B23Q 2039/002
Machines with twin spindles
Official title: {Machines with twin spindles}
B23Q2039/002 (Machines with twin spindles) appears on 53 US grants and 68 published applications in this corpus.
Search patents in B23Q- Granted patents
- 53
- Published applications
- 68
- Assignees
- 61
- Inventors
- 169
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 1 |
| 2003 | 1 | 2 |
| 2004 | 0 | 1 |
| 2005 | 1 | 5 |
| 2006 | 0 | 4 |
| 2007 | 2 | 2 |
| 2008 | 2 | 0 |
| 2009 | 2 | 2 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 1 | 2 |
| 2013 | 0 | 2 |
| 2014 | 3 | 3 |
| 2015 | 1 | 4 |
| 2016 | 2 | 4 |
| 2017 | 3 | 5 |
| 2018 | 4 | 6 |
| 2019 | 4 | 2 |
| 2020 | 2 | 3 |
| 2021 | 1 | 3 |
| 2022 | 2 | 2 |
| 2023 | 1 | 5 |
| 2024 | 3 | 3 |
| 2025 | 3 | 3 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Machine tool18 Aug 2026US 12,708,974 B2Etxe-Tar, S.A.
- Guide dresser, cutter heads and methods of use thereof9 Sep 2025US 12,409,501 B2Simonds International Corporation
- Working head for cutting machine of sheet materials29 Jul 2025US 12,370,641 B2
- Machine tool system27 May 2025US 12,311,490 B2Murata Machinery, Ltd.
- Machine tool having a gantry12 Nov 2024US 12,138,728 B2CHIRON Group SE
- Machine tool8 Oct 2026US 2026/0307196 A1Etxe-Tar, S.A.
- Machine tool having two machining units movable along a long x axis5 Mar 2026US 2026/0061536 A1Schwäbische Werkzeugmaschinen GmbH
- Machining centre for the mechanical processing of workpieces20 Nov 2025US 2025/0353130 A1MG Beteiligungsgesellschaft mbH
- Machine tool15 May 2025US 2025/0153294 A1Schwäbische Werkzeugmaschinen GmbH
- Machine tool having a gantry30 Jan 2025US 2025/0033155 A1CHIRON Group SE
Most cited
By later US patents
- Device for machining optical workpieces29US 6,394,892 B2Lo Optikmaschinen AG · 2002
- Machine tool with a plurality of spindles23US 5,699,598 AEMAG-Maschinen Vertriebs - und Service GmbH · 1997
- Machine tool22US 6,428,453 B1Deckel Maho Pfronten GmbH · 2002
- Machine tool18US 9,272,338 B2Mitsubishi Heavy Industries, Ltd. · 2016
- Biaxial turning machine with means for bidirectional independent tool compensation17US 4,159,660 AEx-Cell-O Corporation · 1979