B24B 5/04
For grinding cylindrical surfaces externally
Official title: for grinding cylindrical surfaces externally (grinding combined cylindrical and conical surfaces B24B5/14)
B24B5/04 (For grinding cylindrical surfaces externally) appears on 203 US grants and 191 published applications in this corpus.
Search patents in B24B- Granted patents
- 203
- Published applications
- 191
- Assignees
- 161
- Inventors
- 542
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 7 | 0 |
| 2000 | 10 | 0 |
| 2001 | 14 | 2 |
| 2002 | 2 | 1 |
| 2003 | 4 | 6 |
| 2004 | 4 | 7 |
| 2005 | 3 | 5 |
| 2006 | 5 | 4 |
| 2007 | 4 | 7 |
| 2008 | 2 | 7 |
| 2009 | 2 | 5 |
| 2010 | 3 | 5 |
| 2011 | 8 | 7 |
| 2012 | 7 | 5 |
| 2013 | 7 | 7 |
| 2014 | 6 | 12 |
| 2015 | 4 | 12 |
| 2016 | 10 | 16 |
| 2017 | 13 | 7 |
| 2018 | 12 | 18 |
| 2019 | 12 | 12 |
| 2020 | 8 | 6 |
| 2021 | 8 | 5 |
| 2022 | 2 | 5 |
| 2023 | 2 | 3 |
| 2024 | 5 | 9 |
| 2025 | 4 | 11 |
| 2026 | 1 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Over-positioning grinding method of hard and brittle pipe fitting with large length-to-diameter ratio28 Apr 2026US 12,611,746 B1Tianjin University
- Apparatus for automatically polishing butt weld of ultralong large-diameter pipeline8 Jul 2025US 12,350,786 B2China Railway No. 3 Engineering Group Co., Ltd.
- Texture pattern for abrasive tool10 Jun 2025US 12,325,107 B2
- Method of manufacturing ground product and cup grinding stone20 May 2025US 12,304,030 B2NGK Insulators, Ltd.
- Modular clamping device21 Jan 2025US 12,202,095 B2Agathon AG Maschinenfabrik
- Smoothing technique for perforated parts by means of magnetically circulating particles23 Jul 2026US 2026/0208312 A1
- Multi-bearing grinding device and coffee machine25 Jun 2026US 2026/0175345 A1
- Cylindrical grinding apparatus21 May 2026US 2026/0138228 A1Shin-Etsu Handotai Co., Ltd.
- Method for grinding a toothing or a profile of a workpiece14 May 2026US 2026/0131392 A1Kapp Niles GmbH & Co. KG
- Composite grinding machine26 Feb 2026US 2026/0054335 A1Jtekt Corporation
Most cited
By later US patents
- Ferrule for use with an optical fiber connector and method for production thereof34US 5,862,280 AYKK Corporation · 1999
- Portable hand pump for evacuation of fluids26US 9,393,353 B2The Henry M. Jackson Foundation for the Advancement of Military Medicine, Inc. · 2016
- Workpiece-measuring apparatus, in particular for grinding machines25US 6,256,898 B1Balance Systems S.R.L. · 2001
- Protective enclosure23US 5,897,430 AHawema Werkzeugschleifmaschinen GmbH · 1999
- Method for controlling grinding process22US 4,118,900 ASeiko Seiki Kabushiki Kaisha · 1978