B24B 19/08
Single-purpose machines or devices for particular grinding operations not covered by any
Official title: for grinding non-circular cross-sections, e.g. shafts of elliptical or polygonal cross-section
B24B19/08 (Single-purpose machines or devices for particular grinding operations not covered by any) appears on 216 US grants and 113 published applications in this corpus.
Search patents in B24B- Granted patents
- 216
- Published applications
- 113
- Assignees
- 125
- Inventors
- 383
- Latest grant
- 11 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 6 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 7 | 0 |
| 1997 | 8 | 0 |
| 1998 | 12 | 0 |
| 1999 | 5 | 0 |
| 2000 | 5 | 0 |
| 2001 | 5 | 2 |
| 2002 | 9 | 5 |
| 2003 | 3 | 1 |
| 2004 | 7 | 8 |
| 2005 | 5 | 4 |
| 2006 | 4 | 8 |
| 2007 | 4 | 3 |
| 2008 | 4 | 4 |
| 2009 | 0 | 7 |
| 2010 | 4 | 5 |
| 2011 | 5 | 4 |
| 2012 | 3 | 9 |
| 2013 | 6 | 8 |
| 2014 | 9 | 3 |
| 2015 | 4 | 3 |
| 2016 | 2 | 12 |
| 2017 | 6 | 13 |
| 2018 | 3 | 5 |
| 2019 | 9 | 5 |
| 2020 | 4 | 0 |
| 2021 | 4 | 2 |
| 2022 | 2 | 1 |
| 2023 | 2 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Machine tools and methods of operation thereof11 Mar 2025US 12,246,407 B2Fives Landis Limited
- Center shaft machining apparatus19 Dec 2023US 11,845,159 B2Honda Motor Co., Ltd.
- Method of making piston using polishing removal of thermal barrier coating (TBC) material6 Jun 2023US 11,667,005 B1Caterpillar Inc.
- Chemical mechanical polishing apparatus for polishing workpiece20 Sep 2022US 11,446,784 B2Ebara Corporation
- Pendulum grinding machine8 Feb 2022US 11,241,767 B2Fives Landis Limited
- Grinding machine and square rod attitude adjusting method20 Feb 2025US 2025/0058427 A1Fuzhou Skywiretech Co.,Ltd.
- Center shaft machining apparatus25 Aug 2022US 2022/0266405 A1Honda Motor Co., Ltd.
- Machine tools and methods of operation thereof16 Sep 2021US 2021/0283740 A1Fives Landis Limited
- Narrow shoe journal microfinishing apparatus and method8 Apr 2021US 2021/0101244 A1Impco Microfinishing
- Pendulum grinding machine5 Dec 2019US 2019/0366503 A1Fives Landis Limited
Most cited
By later US patents
- Apparatus for rotative abrading applications39US 5,725,421 AMinnesota Mining and Manufacturing Company · 1998
- Microfinishing machine31US 5,951,377 ARadtec, Inc. · 1999
- Surface polishing assembly30US 5,437,125 A1995
- Roller cam microfinishing tooling27US 4,993,191 AIndustrial Metal Products Corporation · 1991
- Abrasive belt grinding machine25US 4,945,683 AJ. D. Phillips Corporation · 1990