B24B 33/00
Honing machines or devices
Official title: Honing machines or devices; Accessories therefor
B24B33/00 (Honing machines or devices) appears on 389 US grants and 246 published applications in this corpus.
Search patents in B24B- Granted patents
- 389
- Published applications
- 246
- Assignees
- 208
- Inventors
- 655
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 7 | 0 |
| 1979 | 7 | 0 |
| 1980 | 11 | 0 |
| 1981 | 9 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 11 | 0 |
| 1985 | 13 | 0 |
| 1986 | 6 | 0 |
| 1987 | 8 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 11 | 0 |
| 1991 | 9 | 0 |
| 1992 | 9 | 0 |
| 1993 | 9 | 0 |
| 1994 | 6 | 0 |
| 1995 | 7 | 0 |
| 1996 | 9 | 0 |
| 1997 | 13 | 0 |
| 1998 | 14 | 0 |
| 1999 | 4 | 0 |
| 2000 | 11 | 0 |
| 2001 | 10 | 7 |
| 2002 | 7 | 8 |
| 2003 | 7 | 9 |
| 2004 | 8 | 10 |
| 2005 | 6 | 5 |
| 2006 | 5 | 8 |
| 2007 | 2 | 8 |
| 2008 | 6 | 6 |
| 2009 | 4 | 6 |
| 2010 | 4 | 22 |
| 2011 | 4 | 8 |
| 2012 | 12 | 11 |
| 2013 | 13 | 12 |
| 2014 | 9 | 12 |
| 2015 | 9 | 12 |
| 2016 | 14 | 15 |
| 2017 | 14 | 20 |
| 2018 | 9 | 11 |
| 2019 | 16 | 11 |
| 2020 | 6 | 10 |
| 2021 | 6 | 8 |
| 2022 | 6 | 9 |
| 2023 | 4 | 3 |
| 2024 | 8 | 7 |
| 2025 | 2 | 5 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B24B 33/08Honing tools193
- B24B 33/02Designed for working internal surfaces of revolution176
- B24B 33/10Accessories53
- B24B 33/06Honing machines or devices: with controlling or gauging equipment35
- B24B 33/04Designed for working external surfaces of revolution34
- B24B 33/05Designed for working grooves6
- B24B 33/055Designed for working plane surfaces3
Recent patents
- Honing tool and honing stick14 Jul 2026US 12,678,911 B2KADIA Produktion GmbH + Co.
- Machining unit and method for machining a component10 Mar 2026US 12,571,430 B2Aktiebolaget Skf
- Honing brush length adjustment11 Nov 2025US 12,466,033 B2Kennametal Inc.
- Portable cutting machine6 May 2025US 12,290,960 B2Yamabiko Corporation
- Chamber components with polished internal apertures10 Dec 2024US 12,162,115 B2APPLIED Materials.Inc.
- Systems and Methods for Object Honing and Testing1 Oct 2026US 2026/0295762 A1Relativity Space, Inc.
- Workpiece holding device23 Apr 2026US 2026/0109001 A1Nissin ProSOL Co., Ltd.
- Honing device1 Jan 2026US 2026/0001187 A1
- Vertically oriented honing guide for sharpening edged tools11 Dec 2025US 2025/0375848 A1
- Tool system with tool components for configuring honing tools and manufacturing process23 Oct 2025US 2025/0326082 A1Nagel Technologies GmbH
Most cited
By later US patents
- Vitrified bonded finely milled sol gel aluminous bodies192US 5,131,926 ANorton Company · 1992
- Sharpening apparatus65US 6,012,971 AEdgecraft Corporation · 2000
- Method of fine-machining a workpiece surface to be supplied with a lubricant during operation of the workpiece54US 5,630,953 AMaschinenfabrik Gehring GmbH & Co. · 1997
- Device for centering and clamping a component with a view to lapping it using an expansion lap52US 5,667,425 ASociete Procedes Machines Speciales S.P.M.S. · 1997
- Ultrasonic annular core bit47US 6,948,574 B2Hilti Aktiengesellschaft · 2005