A63B 37/0043
Hardness
Official title: {Hardness}
A63B37/0043 (Hardness) appears on 1,447 US grants and 1,561 published applications in this corpus.
Search patents in A63B- Granted patents
- 1,447
- Published applications
- 1,561
- Assignees
- 54
- Inventors
- 399
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 6 | 0 |
| 1998 | 18 | 0 |
| 1999 | 15 | 0 |
| 2000 | 19 | 0 |
| 2001 | 34 | 16 |
| 2002 | 34 | 49 |
| 2003 | 43 | 77 |
| 2004 | 46 | 57 |
| 2005 | 43 | 51 |
| 2006 | 70 | 65 |
| 2007 | 54 | 52 |
| 2008 | 45 | 56 |
| 2009 | 40 | 86 |
| 2010 | 47 | 82 |
| 2011 | 63 | 83 |
| 2012 | 61 | 78 |
| 2013 | 41 | 99 |
| 2014 | 84 | 82 |
| 2015 | 87 | 113 |
| 2016 | 96 | 99 |
| 2017 | 96 | 87 |
| 2018 | 94 | 85 |
| 2019 | 105 | 62 |
| 2020 | 63 | 42 |
| 2021 | 44 | 26 |
| 2022 | 21 | 20 |
| 2023 | 24 | 20 |
| 2024 | 19 | 24 |
| 2025 | 15 | 37 |
| 2026 | 8 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Golf ball23 Jun 2026US 12,661,556 B2Sumitomo Rubber Industries, Ltd.
- Multi-piece solid golf ball2 Jun 2026US 12,643,015 B2Bridgestone Sports Co.Ltd.
- Golf ball12 May 2026US 12,623,120 B2Sumitomo Rubber Industries, Ltd.
- Golf ball12 May 2026US 12,623,121 B1Taylor Made Golf Company, Inc.
- Golf ball components incorporating reclaimed resources and golf balls formed therefrom5 May 2026US 12,616,877 B2Acushnet Company
- Golf ball25 Jun 2026US 2026/0175086 A1Bridgestone Sports Co.Ltd.
- Golf ball25 Jun 2026US 2026/0175090 A1Sumitomo Rubber Industries, Ltd.
- Golf ball25 Jun 2026US 2026/0175091 A1Bridgestone Sports Co.Ltd.
- Golf ball25 Jun 2026US 2026/0175093 A1Sumitomo Rubber Industries, Ltd.
- Golf ball polyurethane cover formulations incorporating polyether polyol and polyphenylene ether polyol11 Jun 2026US 2026/0158332 A1Acushnet Company
Most cited
By later US patents
- Golf ball and method of making same449US 5,803,831 ALisco, Inc. · 1998
- Golf ball389US 4,650,193 ASpalding & Evenflo Companies, Inc. · 1987
- Solid three-piece golf ball328US 5,184,828 AIlya Co. Ltd. · 1993
- Multi-piece solid golf ball315US 5,439,227 ABridgestone Sports Co.Ltd. · 1995
- Solid golf ball278US 5,772,531 AKasco Corporation · 1998