B24B 31/104
Involving a rotating bowl, in which a ring zone of abrasive powder
Official title: involving a rotating bowl, in which a ring zone of abrasive powder is formed by centrifugal force
B24B31/104 (Involving a rotating bowl, in which a ring zone of abrasive powder) appears on 6 US grants and 4 published applications in this corpus.
Search patents in B24B- Granted patents
- 6
- Published applications
- 4
- Assignees
- 4
- Inventors
- 11
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Vibrating stone grinder27 Jan 2026US 12,533,770 B2
- Rotational abrasive micro/nano-finishing31 May 2022US 11,344,989 B2
- Method of finishing cutting elements23 Jun 2009US 7,549,912 B2Smith International, Inc.
- Planarization process using artificial gravity2 Feb 1999US 5,865,891 AVanguard International Semiconductor Corporation
- Planarization process using artificial gravity3 Feb 1998US 5,714,417 AVanguard International Semiconductor Corporation
- Vibrating stone grinder16 Jan 2025US 2025/0018520 A1
- Rotational abrasive micro/nano-finishing6 Jun 2019US 2019/0168353 A1
- Apparatus for surface finishing workpieces and chucking device of an apparatus of this kind17 Jul 2014US 2014/0199923 A1OTEC Praezisionsfinish GmbH
- Method of finishing cutting elements8 Feb 2007US 2007/0032173 A1Smith International, Inc.
Most cited
By later US patents
- Method of finishing cutting elements6US 7,549,912 B2Smith International, Inc. · 2009
- Finishing method and apparatus5US 4,730,417 AThe Grav-I-Flo Corporation · 1988
- Planarization process using artificial gravity4US 5,865,891 AVanguard International Semiconductor Corporation · 1999
- Planarization process using artificial gravity3US 5,714,417 AVanguard International Semiconductor Corporation · 1998