B23B 3/32
For performing identical operations simultaneously on two or more workpieces
Official title: for performing identical operations simultaneously on two or more workpieces
B23B3/32 (For performing identical operations simultaneously on two or more workpieces) appears on 14 US grants and 12 published applications in this corpus.
Search patents in B23B- Granted patents
- 14
- Published applications
- 12
- Assignees
- 15
- Inventors
- 26
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 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 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 1 | 0 |
| 2018 | 1 | 2 |
| 2019 | 0 | 2 |
| 2020 | 2 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 4 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 3 | 1 |
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.
- Combined processing machine24 Mar 2026US 12,583,035 B2Fuji Corporation
- Machine tool and control device for managing a usage time of a tool3 Mar 2026US 12,564,912 B2Fuji Corporation
- Turning machine and method for turning workpieces29 Jun 2021US 11,045,879 B2Ensinger GmbH
- Component mounting apparatus and component mounting method8 Sep 2020US 10,766,073 B2Panasonic Intellectual Property Management Co., Ltd.
- Machine tool8 Oct 2026US 2026/0307196 A1Etxe-Tar, S.A.
- Machine tool, in particular a lathe, and method for machining workpieces using a machine tool19 Sep 2024US 2024/0307971 A1Dmg Mori Bergamo S.R.L.
- Machine tool28 Dec 2023US 2023/0415291 A1Fuji Corporation
- Combined processing machine12 Oct 2023US 2023/0321731 A1Fuji Corporation
- Machine tool12 Oct 2023US 2023/0321780 A1Etxe-Tar, S.A.
Most cited
By later US patents
- Dual spindle NC chucking/turning machine16US 4,197,769 AThe Motch & Merryweather Machinery Company · 1980
- Adjustable multiple spindle machine tool8US 5,105,694 AThe Olofsson Corporation · 1992
- Multiple mold forming machine2US 3,969,965 AGateway Machine & Design, Inc. · 1976
- Lathe2US 6,651,536 B1K. D. Binnie Engineering Pty Ltd. · 2003
- Simultaneous turning device for fabrication of eyeglass lenses1US 10,022,800 B2OptoTech Optikmaschinen GmbH · 2018