A63B 60/26
With adjustable stiffness
Official title: with adjustable stiffness
A63B60/26 (With adjustable stiffness) appears on 45 US grants and 35 published applications in this corpus.
Search patents in A63B- Granted patents
- 45
- Published applications
- 35
- Assignees
- 17
- Inventors
- 56
- Latest grant
- 15 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 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 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 2 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 3 | 2 |
| 2013 | 1 | 8 |
| 2014 | 6 | 3 |
| 2015 | 0 | 0 |
| 2016 | 1 | 2 |
| 2017 | 2 | 0 |
| 2018 | 0 | 0 |
| 2019 | 3 | 3 |
| 2020 | 4 | 1 |
| 2021 | 6 | 4 |
| 2022 | 2 | 2 |
| 2023 | 3 | 1 |
| 2024 | 0 | 1 |
| 2025 | 3 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Adjustable length shaft and an adjustable mass for a golf club15 Apr 2025US 12,274,927 B2Karsten Manufacturing Corporation
- Golf shaft21 Jan 2025US 12,201,882 B2Breakthrough Golf Technology LLC
- Golf shaft system and golf shaft21 Jan 2025US 12,201,883 B2Breadthrough Golf Technology LLC
- Adjustable length shaft and an adjustable mass for a golf club26 Dec 2023US 11,850,486 B2Karsten Manufacturing Corporation
- Golf shaft system and golf shaft12 Sep 2023US 11,752,407 B2Breakthrough Golf Technology LLC
- Golf shaft8 May 2025US 2025/0144486 A1Breakthrough Golf Technology LLC
- Golf shaft system and golf shaft1 May 2025US 2025/0135303 A1Breakthrough Golf Technology LLC
- Adjustable length shaft and an adjustable mass for a golf club18 Apr 2024US 2024/0123307 A1Karsten Manufacturing Corporation
- Golf shaft system and golf shaft16 Nov 2023US 2023/0364480 A1Breakthrough Golf Technology LLC
- Golf shaft system and golf shaft6 Oct 2022US 2022/0314083 A1Breakthrough Golf Technology LLC
Most cited
By later US patents
- Adjusting stiffness and flexibility in sports equipment67US 6,113,508 AAlliance Design and Development Group, Inc. · 2000
- Adjusting stiffness and flexibility in sports equipment62US 6,257,997 B1Alliance Design and Development Group, Inc. · 2001
- Hand grip attachment with mechanical means for adjusting firmness and feel48US 6,511,386 B1D.B. Consolidated Enterprises, Inc. · 2003
- Controllable fluid gripping devices46US 5,970,581 ABIC Corporation · 1999
- Automatic club setting and ball flight optimization40US 8,641,547 B2NIKE, Inc. · 2014