B24B 29/00
Machines or devices for polishing surfaces on work by means of tools
Official title: Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents (polishing tools in general B24D13/00)
B24B29/00 (Machines or devices for polishing surfaces on work by means of tools) appears on 531 US grants and 544 published applications in this corpus.
Search patents in B24B- Granted patents
- 531
- Published applications
- 544
- Assignees
- 383
- Inventors
- 1,317
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 5 | 0 |
| 1988 | 8 | 0 |
| 1989 | 4 | 0 |
| 1990 | 8 | 0 |
| 1991 | 11 | 0 |
| 1992 | 13 | 0 |
| 1993 | 8 | 0 |
| 1994 | 11 | 0 |
| 1995 | 4 | 0 |
| 1996 | 10 | 0 |
| 1997 | 9 | 0 |
| 1998 | 16 | 0 |
| 1999 | 14 | 0 |
| 2000 | 8 | 0 |
| 2001 | 14 | 6 |
| 2002 | 12 | 22 |
| 2003 | 12 | 16 |
| 2004 | 12 | 11 |
| 2005 | 10 | 19 |
| 2006 | 11 | 16 |
| 2007 | 11 | 23 |
| 2008 | 11 | 18 |
| 2009 | 4 | 6 |
| 2010 | 7 | 14 |
| 2011 | 11 | 19 |
| 2012 | 13 | 10 |
| 2013 | 7 | 18 |
| 2014 | 7 | 22 |
| 2015 | 15 | 18 |
| 2016 | 10 | 20 |
| 2017 | 16 | 23 |
| 2018 | 25 | 41 |
| 2019 | 33 | 39 |
| 2020 | 24 | 47 |
| 2021 | 16 | 29 |
| 2022 | 16 | 23 |
| 2023 | 27 | 17 |
| 2024 | 28 | 28 |
| 2025 | 23 | 19 |
| 2026 | 7 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Coating removal apparatus and method22 Sep 2026US 12,741,353 B2Yield Engineering Systems, Inc.
- Method of controlling polishing tool holder, polishing tool holder, and polishing device26 May 2026US 12,636,752 B2
- Polishing device for orthopedic devices14 Apr 2026US 12,599,484 B1Spartan Felt Company, Inc.
- Lug and hub cleaning attachment14 Apr 2026US 12,600,004 B2Infinite Concepts & Manufacturing
- Welding finishing device31 Mar 2026US 12,589,454 B2Jiangsu Yingliu Machine Manufacturing Co., Ltd.
- Brush assembly for rotary brush tool and method of using same1 Oct 2026US 2026/0294089 A1
- Electronic device mid-frame polishing apparatus1 Oct 2026US 2026/0295761 A1Communications Test Design, Inc.
- Window, method of manufacturing the window, and electronic device including the window3 Sep 2026US 2026/0262420 A1Samsung Display Co., Ltd.
- Groove depth monitoring system, electrical steel sheet manufacturing apparatus, groove depth monitoring method, and groove depth monitoring program20 Aug 2026US 2026/0241482 A1Nippon Steel Corporation
- Needle Grinder System30 Jul 2026US 2026/0216835 A1Royal Master Grinders, Inc.
Most cited
By later US patents
- Method and apparatus for probe tip cleaning and shaping pad66US 6,908,364 B2Kulicke and Soffa Industries, Inc. · 2005
- Disk cleaner device57US 5,938,510 AKioritz Corporation · 1999
- Grinding tool for a grinder with rotary oscillating drive43US 7,169,025 B2C. & E. Fein GmbH · 2007
- Auto body buffing machine with handle angularly adjustable to different fixed positions41US 5,725,422 A1998
- Powered cleaner/polisher40US 7,313,838 B2S. C. Johnson & Son, Inc. · 2008