A63B 51/14
Arrangements for stringing
Official title: Arrangements for stringing, e.g. for controlling the tension of the strings during stringing
A63B51/14 (Arrangements for stringing) appears on 111 US grants and 44 published applications in this corpus.
Search patents in A63B- Granted patents
- 111
- Published applications
- 44
- Assignees
- 29
- Inventors
- 116
- Latest grant
- 8 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 6 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 2 |
| 2002 | 2 | 0 |
| 2003 | 2 | 2 |
| 2004 | 2 | 0 |
| 2005 | 1 | 1 |
| 2006 | 3 | 0 |
| 2007 | 2 | 1 |
| 2008 | 3 | 7 |
| 2009 | 2 | 2 |
| 2010 | 4 | 2 |
| 2011 | 4 | 1 |
| 2012 | 4 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 2 |
| 2016 | 0 | 2 |
| 2017 | 2 | 3 |
| 2018 | 3 | 1 |
| 2019 | 3 | 5 |
| 2020 | 3 | 2 |
| 2021 | 3 | 3 |
| 2022 | 1 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Negative Poisson's ratio materials for racquets and golf tees8 Jul 2025US 12,350,556 B2
- Fully automatic racket stringing system12 Sep 2023US 11,752,397 B2
- Pulling string apparatus of stringing machine19 Apr 2022US 11,305,162 B2Guangzhou Mastripod Technology Limited
- Positioning structure of clamper of threading machine for racket30 Nov 2021US 11,185,960 B2
- Tennis racket stringing tool24 Aug 2021US 11,097,165 B2
- Racquet mounting system3 Sep 2026US 2026/0257109 A1
- Negative poisson's ratio materials for racquets and golf tees2 Oct 2025US 2025/0303240 A1
- Racket String Tensioning System21 Mar 2024US 2024/0091598 A1
- Negative poisson`s ratio materials for racquets and golf tees6 Apr 2023US 2023/0105842 A1
- Spin and durability improving machine for playing rackets and methods thereof17 Feb 2022US 2022/0047924 A1
Most cited
By later US patents
- Lacross stick and preformed netting therefor73US 4,049,273 A1977
- Method for making preformed lacrosse netting60US 4,022,477 A1977
- Method of manufacturing a tennis racket33US 4,264,389 AStarwin Industries, Inc. · 1981
- Tennis racquet19US 4,140,316 A1979
- Racket frame stringing machine18US 5,090,697 APoreex Industrial Co., Ltd. · 1992