B24B 19/26
Single-purpose machines or devices for particular grinding operations not covered by any
Official title: for grinding workpieces with arcuate surfaces, e.g. parts of car bodies, bumpers or magnetic recording heads (grinding of spherical surfaces in general B24B11/00, of optical surfaces on lenses or surfaces of similar shape on other work B24B13/00)
B24B19/26 (Single-purpose machines or devices for particular grinding operations not covered by any) appears on 166 US grants and 157 published applications in this corpus.
Search patents in B24B- Granted patents
- 166
- Published applications
- 157
- Assignees
- 130
- Inventors
- 448
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 4 | 2 |
| 2003 | 1 | 3 |
| 2004 | 2 | 8 |
| 2005 | 3 | 3 |
| 2006 | 5 | 1 |
| 2007 | 2 | 4 |
| 2008 | 3 | 4 |
| 2009 | 3 | 3 |
| 2010 | 0 | 3 |
| 2011 | 3 | 7 |
| 2012 | 4 | 4 |
| 2013 | 4 | 4 |
| 2014 | 3 | 5 |
| 2015 | 3 | 7 |
| 2016 | 5 | 3 |
| 2017 | 5 | 8 |
| 2018 | 6 | 15 |
| 2019 | 14 | 16 |
| 2020 | 8 | 2 |
| 2021 | 7 | 15 |
| 2022 | 7 | 6 |
| 2023 | 7 | 11 |
| 2024 | 5 | 10 |
| 2025 | 8 | 9 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Sanding automation system and method7 Apr 2026US 12,594,647 B2Hyundai Motor Company
- Method and system for sanding objects made of thermoplastic olefin (TPO)30 Dec 2025US 12,508,687 B1
- Guiding tool for a surface trimming device and trimming arrangement30 Sep 2025US 12,427,588 B2Siemens Gamesa Renewable Energy, Inc.
- Machine tool12 Aug 2025US 12,384,000 B2Dmg Mori Co., Ltd.
- Dual mounting for automated repair systems29 Apr 2025US 12,285,867 B23M Innovative Properties Company
- Flexible finishing station for brake pads and method thereof27 Aug 2026US 2026/0249414 A1ITT Italia S.r.l.
- Defect mapping and repair systems and methods23 Jul 2026US 2026/0212487 A13M Innovative Properties Company
- Convex portion grinding system, convex portion grinding method, and method of producing steel product26 Mar 2026US 2026/0084317 A1Jfe Steel Corporation
- Tool and repair method for removing a thermal barrier coating19 Mar 2026US 2026/0077445 A1GE Vernova Infrastructure Technology LLC
- Systems and methods for abrading a reflective worksurface11 Dec 2025US 2025/0375846 A13M Innovative Properties Company
Most cited
By later US patents
- Lapping process using micro-advancement for optimizing flatness of a magnetic head air bearing surface51US 5,749,769 AInternational Business Machines Corporation · 1998
- Lapping process for minimizing shorts and element recession at magnetic head air bearing surface39US 5,735,036 AInternational Business Machines Corporation · 1998
- Automatic grinding method and system35US 5,077,941 ASpace Time Analyses, Ltd. · 1992
- Vehicle wheel hub and bearing unit assembly and method for producing same34US 6,364,426 B1Kelsey-Hayes Company · 2002
- Lapping process for minimizing shorts and element recession at magnetic head air bearing surface32US 5,603,156 AInternational Business Machines Corporation · 1997