B23B 2260/056
Differential screw threads
B23B2260/056 (Differential screw threads) appears on 35 US grants and 36 published applications in this corpus.
Search patents in B23B- Granted patents
- 35
- Published applications
- 36
- Assignees
- 27
- Inventors
- 58
- Latest grant
- 2 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 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 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 4 |
| 2005 | 1 | 0 |
| 2006 | 1 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 2 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 3 |
| 2014 | 0 | 3 |
| 2015 | 3 | 1 |
| 2016 | 1 | 3 |
| 2017 | 2 | 4 |
| 2018 | 4 | 2 |
| 2019 | 4 | 1 |
| 2020 | 0 | 3 |
| 2021 | 0 | 1 |
| 2022 | 2 | 4 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Cutting tool assembly2 Sep 2025US 12,403,535 B2Seco Tools AB
- Tool holding arrangement, thread insert, rotatable shaft and drill unit5 Aug 2025US 12,377,472 B2Husqvarna AB
- Cutting tool comprising an adjusting device3 Jan 2023US 11,541,465 B2Guehring KG
- Cutting tool22 Nov 2022US 11,504,776 B2Guehring KG
- Adjusting device for a cutting tool and cutting tool having an adjusting device27 Sep 2022US 11,453,066 B2Guehring KG
- Cutting holder and cutting tool19 Jun 2025US 2025/0196232 A1Ntk Cutting Tools Co., Ltd.
- Cutting tool assembly29 Dec 2022US 2022/0410280 A1Seco Tools AB
- Locking device for workpieces that are adapted to be machined on machine tools28 Jul 2022US 2022/0234119 A1Officina Meccanica Lombarda S.R.L.
- A Tool Holding Arrangement, Thread Insert, Rotatable Shaft and Drill Unit5 May 2022US 2022/0134446 A1Husqvarna AB
- An electrospindle21 Apr 2022US 2022/0118569 A1
Most cited
By later US patents
- Micro-adjusting cartridge for cutting tool37US 4,428,704 AEx-Cell-O Corporation · 1984
- Reamer23US 4,099,889 AMerz AG Dulliken · 1978
- Adjustable cutter tooth mounting21US 3,937,587 AThe Ingersoll Milling Machine Company · 1976
- Coarse/fine adjustment boring head19US 4,878,787 AGTE Valenite Corporation · 1989
- Tool coupling17US 4,748,879 AFried. Krupp Gesellschaft mit beschrankter Haftung · 1988