B23C 1/04
Milling machines not designed for particular work or special operations: with a
Official title: with a plurality of horizontal working-spindles
B23C1/04 (Milling machines not designed for particular work or special operations: with a) appears on 25 US grants and 30 published applications in this corpus.
Search patents in B23C- Granted patents
- 25
- Published applications
- 30
- Assignees
- 25
- Inventors
- 64
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 0 | 0 |
| 2009 | 1 | 2 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 2 | 2 |
| 2015 | 0 | 2 |
| 2016 | 0 | 4 |
| 2017 | 2 | 3 |
| 2018 | 2 | 1 |
| 2019 | 4 | 2 |
| 2020 | 2 | 2 |
| 2021 | 1 | 1 |
| 2022 | 2 | 1 |
| 2023 | 1 | 4 |
| 2024 | 0 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Machine tool and method of operating the machine tool16 Jun 2026US 12,654,265 B2Etxe-Tar, S.A.
- Guide dresser, cutter heads and methods of use thereof9 Sep 2025US 12,409,501 B2Simonds International Corporation
- Spindle structure22 Aug 2023US 11,731,227 B2Agile Wing Smart Manufacturing Co., Ltd.
- Tool holding device and machine tool5 Jul 2022US 11,376,697 B2Citizen Machinery Co., Ltd.
- Horizontal multi-spindle machining center15 Feb 2022US 11,247,303 B2Sungrim Engineering Co., Ltd
- Machine tool and method of operating the machine tool13 Nov 2025US 2025/0345891 A1Etxe-Tar, S.A.
- Guide dresser for saw guides5 Sep 2024US 2024/0293880 A1Precision Guide Machinery and Repair Limited
- Edge milling device and edge milling component thereof20 Jul 2023US 2023/0226623 A1Vero Veria Corporation
- Guide dresser, cutter heads and methods of use thereof18 May 2023US 2023/0150042 A1Internal Machinery Solutions Ltd.
- Guide dresser, cutter heads and methods of use thereof18 May 2023US 2023/0150044 A1Internal Machinery Solutions Ltd.
Most cited
By later US patents
- Multiple-spindle tool changer10US 4,443,928 AKearney & Trecker Corporation · 1984
- Double-surface machining system7US 5,921,729 AJapan Atomic Energy Research Institute · 1999
- Multiple spindle toolhead5US 4,427,325 AKearney & Trecker Corporation · 1984
- Milling machine5US 7,270,592 B2D4D Technologies, LLC · 2007
- Machine tool having a workpiece changing device5US 9,914,189 B2Alfing Kessler Sondermaschinen GmbH · 2018