B60B 33/08
Ball castors
Official title: Ball castors {(B60B33/0028 takes precedence)}
B60B33/08 (Ball castors) appears on 92 US grants and 95 published applications in this corpus.
Search patents in B60B- Granted patents
- 92
- Published applications
- 95
- Assignees
- 47
- Inventors
- 165
- Latest grant
- 19 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 3 |
| 2003 | 3 | 4 |
| 2004 | 1 | 2 |
| 2005 | 2 | 1 |
| 2006 | 0 | 7 |
| 2007 | 1 | 0 |
| 2008 | 2 | 1 |
| 2009 | 2 | 2 |
| 2010 | 0 | 2 |
| 2011 | 2 | 0 |
| 2012 | 1 | 5 |
| 2013 | 2 | 2 |
| 2014 | 3 | 3 |
| 2015 | 4 | 7 |
| 2016 | 4 | 4 |
| 2017 | 4 | 9 |
| 2018 | 8 | 6 |
| 2019 | 2 | 10 |
| 2020 | 4 | 2 |
| 2021 | 6 | 5 |
| 2022 | 1 | 5 |
| 2023 | 4 | 4 |
| 2024 | 3 | 3 |
| 2025 | 2 | 3 |
| 2026 | 0 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus, system, and method of providing a stabilizing drive system for a robotic vehicle19 Aug 2025US 12,391,067 B2Jabil Inc.
- Retractable furniture caster system3 Jun 2025US 12,319,088 B2Gross Point Woods LLC
- Spherical body drive type movement device27 Aug 2024US 12,071,187 B2Kyushu Institute of Technology
- All-terrain load transport system30 Jul 2024US 12,049,105 B2
- Apparatus, system, and method of providing a stabilizing drive system for a robotic vehicle12 Mar 2024US 11,926,172 B2Jabil Inc.
- Moving body and moving method23 Jul 2026US 2026/0208527 A1Sony Group Corporation
- Moving device, control method for moving device, and non-transitory computer readable storage medium storing control program7 May 2026US 2026/0125125 A1Sumitomo Heavy Industries, Ltd.
- Ball Caster Mechanism30 Apr 2026US 2026/0116125 A1
- Apparatus, system, and method of providing a stabilizing drive system for a robotic vehicle5 Mar 2026US 2026/0061773 A1Jabil Inc.
- Apparatus, system, and method of providing a stabilizing drive system for a robotic vehicle5 Feb 2026US 2026/0034832 A1Jabil Inc.
Most cited
By later US patents