A63B 37/0078
Coefficient of restitution
Official title: {Coefficient of restitution}
A63B37/0078 (Coefficient of restitution) appears on 468 US grants and 457 published applications in this corpus.
Search patents in A63B- Granted patents
- 468
- Published applications
- 457
- Assignees
- 50
- Inventors
- 235
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 7 | 0 |
| 2000 | 10 | 0 |
| 2001 | 11 | 9 |
| 2002 | 25 | 16 |
| 2003 | 17 | 24 |
| 2004 | 19 | 32 |
| 2005 | 14 | 30 |
| 2006 | 32 | 28 |
| 2007 | 19 | 23 |
| 2008 | 24 | 24 |
| 2009 | 17 | 29 |
| 2010 | 11 | 18 |
| 2011 | 24 | 12 |
| 2012 | 17 | 25 |
| 2013 | 12 | 32 |
| 2014 | 10 | 18 |
| 2015 | 35 | 17 |
| 2016 | 23 | 22 |
| 2017 | 16 | 18 |
| 2018 | 19 | 11 |
| 2019 | 27 | 15 |
| 2020 | 19 | 9 |
| 2021 | 13 | 4 |
| 2022 | 5 | 4 |
| 2023 | 6 | 4 |
| 2024 | 5 | 10 |
| 2025 | 4 | 23 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Golf ball12 May 2026US 12,623,121 B1Taylor Made Golf Company, Inc.
- Golf ball5 May 2026US 12,616,878 B2Sumitomo Rubber Industries, Ltd.
- Golf ball with dual mantle layers24 Feb 2026US 12,558,596 B1Callaway Golf Company
- Golf ball core compositions with metamaterial10 Jun 2025US 12,324,964 B2Acushnet Company
- Golf ball compositions with metamaterial3 Jun 2025US 12,318,665 B2Acushnet Company
Most cited
By later US patents
- Golf ball and method of making same449US 5,803,831 ALisco, Inc. · 1998
- Golf ball and method of making same350US 4,431,193 AQuestor Corporation · 1984
- Highly-neutralized ethylene copolymers and their use in golf balls232US 6,653,382 B1E. I. Du Pont de Nemours and Company · 2003
- Golf ball having cellular cover199US 4,274,637 AQuestor Corporation · 1981
- Golf ball with soft core171US 5,971,870 A1999