B24B 21/08
Pressure shoes
Official title: Pressure shoes; {Pressure members, e.g.} backing belts
B24B21/08 (Pressure shoes) appears on 89 US grants and 66 published applications in this corpus.
Search patents in B24B- Granted patents
- 89
- Published applications
- 66
- Assignees
- 56
- Inventors
- 155
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 1 |
| 2002 | 2 | 4 |
| 2003 | 6 | 6 |
| 2004 | 2 | 3 |
| 2005 | 5 | 1 |
| 2006 | 3 | 2 |
| 2007 | 1 | 1 |
| 2008 | 3 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 2 |
| 2014 | 1 | 4 |
| 2015 | 5 | 3 |
| 2016 | 5 | 1 |
| 2017 | 1 | 3 |
| 2018 | 3 | 4 |
| 2019 | 1 | 5 |
| 2020 | 2 | 4 |
| 2021 | 1 | 1 |
| 2022 | 5 | 1 |
| 2023 | 1 | 2 |
| 2024 | 1 | 3 |
| 2025 | 3 | 7 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polishing apparatus and polishing method8 Sep 2026US 12,728,495 B2Ebara Corporation
- Pressing element for a grinding belt, with cooling12 May 2026US 12,623,314 B2Hülsemann
- Devices and methods for the laterally precisely defined use of sanding belts on belt sanding machines in continuous operation7 Oct 2025US 12,434,346 B2KüNdig AG
- Method for determining state information relating to a belt grinder by means of a machine learning system26 Aug 2025US 12,397,392 B2Robert Bosch GmbH
- Polishing head and polishing apparatus5 Aug 2025US 12,377,516 B2Ebara Corporation
- Polishing method and polishing apparatus1 Oct 2026US 2026/0295763 A1Ebara Corporation
- Polishing head and polishing apparatus24 Sep 2026US 2026/0284822 A1Ebara Corporation
- Polishing apparatus, polishing method, and polishing head11 Sep 2025US 2025/0282017 A1Ebara Corporation
- Substrate processing apparatus17 Jul 2025US 2025/0229378 A1Ebara Corporation
- Equipment for surface processing of plate-shaped elements3 Jul 2025US 2025/0214194 A1Infinititech Srl
Most cited
By later US patents
- Sensors for a linear polisher115US 5,762,536 ALam Research Corporation · 1998
- Control of chemical-mechanical polishing rate across a substrate surface for a linear polisher80US 5,916,012 ALam Research Corporation · 1999
- Use of zeta potential during chemical mechanical polishing for end point detection41US 6,325,706 B1Lam Research Corporation · 2001
- Burnishing method and apparatus for magnetic disk36US 4,656,790 AFuji Photo Film Co., Ltd. · 1987
- Polishing apparatus35US 6,558,239 B2Ebara Corporation · 2003