B23Q 2220/008
Rotatable tool holders coupled in parallel to a non rotating accessory
B23Q2220/008 (Rotatable tool holders coupled in parallel to a non rotating accessory) appears on 86 US grants and 62 published applications in this corpus.
Search patents in B23Q- Granted patents
- 86
- Published applications
- 62
- Assignees
- 75
- Inventors
- 171
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 2 | 0 |
| 1986 | 7 | 0 |
| 1987 | 5 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 2 |
| 2004 | 2 | 1 |
| 2005 | 2 | 1 |
| 2006 | 3 | 5 |
| 2007 | 2 | 4 |
| 2008 | 4 | 3 |
| 2009 | 3 | 2 |
| 2010 | 1 | 0 |
| 2011 | 1 | 2 |
| 2012 | 2 | 0 |
| 2013 | 0 | 2 |
| 2014 | 2 | 3 |
| 2015 | 1 | 4 |
| 2016 | 3 | 2 |
| 2017 | 3 | 3 |
| 2018 | 3 | 4 |
| 2019 | 0 | 2 |
| 2020 | 4 | 5 |
| 2021 | 1 | 2 |
| 2022 | 2 | 3 |
| 2023 | 1 | 2 |
| 2024 | 0 | 6 |
| 2025 | 4 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cooling medium spray device16 Jun 2026US 12,654,272 B2Nt Tool Corporation
- Material processing methods and related apparatus16 Sep 2025US 12,415,234 B2Hybrid Manufacturing Technologies Limited
- Cooling medium spray device1 Jul 2025US 12,343,835 B2Nt Tool Corporation
- Device for the automatic connection of a high speed spindle to a numerically controlled machine27 May 2025US 12,311,488 B2Sales S.p.A.
- Tool holder with straight spray of cooling water for machine tool18 Mar 2025US 12,251,781 B2
- Material processing methods and related apparatus16 Jul 2026US 2026/0200014 A1Hybrid Manufacturing Technologies Limited
- Self-powered sensing tool holder26 Jun 2025US 2025/0205840 A1National Kaohsiung University of Science and Technology
- Cooling medium spray device1 May 2025US 2025/0135592 A1Nt Tool Corporation
- Cooling medium spray device7 Nov 2024US 2024/0367186 A1Nt Tool Corporation
- Tool holder and turret24 Oct 2024US 2024/0351112 A1Nt Tool Corporation
Most cited
By later US patents
- Angle spindle attachment43US 5,697,739 AKennametal Inc. · 1997
- Holder for rotary cutting tools30US 4,642,005 AFuji Seiko Co., Ltd. · 1987
- Cutting tool and method for supplying cutting medium to the same29US 6,287,058 B1Mitsubishi Materials Corporation · 2001
- Method of cleaning machined surface and chip removing tool27US 4,534,803 AOkuma Machinery Works Ltd. · 1985
- Grinding wheel guard apparatus25US 4,929,130 AUnited Technologies Corporation · 1990