B23Q 39/044
Having at least one tool station cooperating with each work holder
Official title: {having at least one tool station cooperating with each work holder, e.g. multi-spindle lathes}
B23Q39/044 (Having at least one tool station cooperating with each work holder) appears on 87 US grants and 51 published applications in this corpus.
Search patents in B23Q- Granted patents
- 87
- Published applications
- 51
- Assignees
- 59
- Inventors
- 131
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 5 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 10 | 4 |
| 2002 | 7 | 4 |
| 2003 | 5 | 2 |
| 2004 | 2 | 4 |
| 2005 | 2 | 1 |
| 2006 | 2 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 7 |
| 2011 | 0 | 2 |
| 2012 | 1 | 1 |
| 2013 | 4 | 2 |
| 2014 | 3 | 0 |
| 2015 | 3 | 2 |
| 2016 | 0 | 0 |
| 2017 | 2 | 0 |
| 2018 | 1 | 4 |
| 2019 | 0 | 1 |
| 2020 | 4 | 4 |
| 2021 | 2 | 0 |
| 2022 | 1 | 2 |
| 2023 | 0 | 1 |
| 2024 | 1 | 3 |
| 2025 | 0 | 2 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Numerical control tool machine14 Jul 2026US 12,678,902 B2Tecno Logica S.R.L.
- Indexing processing machine28 Apr 2026US 12,611,745 B2Sugino Machine Limited
- Transfer machine31 Mar 2026US 12,589,461 B2Grazioli Cesare S.r.l.
- Numerical control tool machine29 Oct 2024US 12,128,518 B2Tecno Logica S.R.L.
- Machining centre for timepiece components13 Dec 2022US 11,524,381 B2ETA SA Manufacture Horlogere Suisse
- Device and method for machining workpieces on a multi-spindle lathe17 Sep 2026US 2026/0273683 A1
- Transfer machine16 Jul 2026US 2026/0200029 A1Grazioli Cesare S.r.l.
- Method for squaring and edge-banding panels and to a computer numerical control machine tool designed to perform the method5 Mar 2026US 2026/0061655 A1Tecno Logica S.R.L.
- Machine tool and method to operate this type of machine tool29 May 2025US 2025/0170682 A1Schwäbische Werkzeugmaschinen GmbH
- Processing system10 Apr 2025US 2025/0114889 A1Sugino Machine Limited
Most cited
By later US patents
- Multi-station machine tool with pairs of tool-and work-spindles34US 3,990,133 AGildemeister Aktiengesellschaft · 1976
- Multiple-spindle automatic lathe32US 4,640,158 AIndex-Werke Komm.-Ges. Hahn & Tessky · 1987
- Rotary transfer machine23US 5,815,902 AOttobeurer Facondreherei Alois Berger · 1998
- Work transfer apparatus21US 8,430,226 B2Hirata Corporation · 2013
- Multi-spindle chucking machine20US 4,665,781 AHofer Industries Inc. · 1987