B27G
Accessory machines or apparatus for working wood or similar materials
Official title: ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS (tools for grinding B24D; sawing tools B27B33/00; tools for slotting or mortising machines B27F5/02; tools for the manufacture of wood shavings, chips, powder or the like B27L11/00); SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
B27G (Accessory machines or apparatus for working wood or similar materials) appears on 2,127 US grants and 1,710 published applications in this corpus.
Search patents in B27G- Granted patents
- 2,127
- Published applications
- 1,710
- Assignees
- 710
- Inventors
- 3,182
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 42 | 0 |
| 1977 | 41 | 0 |
| 1978 | 34 | 0 |
| 1979 | 23 | 0 |
| 1980 | 25 | 0 |
| 1981 | 37 | 0 |
| 1982 | 26 | 0 |
| 1983 | 28 | 0 |
| 1984 | 30 | 0 |
| 1985 | 32 | 0 |
| 1986 | 38 | 0 |
| 1987 | 31 | 0 |
| 1988 | 28 | 0 |
| 1989 | 46 | 0 |
| 1990 | 49 | 0 |
| 1991 | 51 | 0 |
| 1992 | 47 | 0 |
| 1993 | 46 | 0 |
| 1994 | 36 | 0 |
| 1995 | 35 | 0 |
| 1996 | 28 | 0 |
| 1997 | 34 | 0 |
| 1998 | 41 | 0 |
| 1999 | 44 | 0 |
| 2000 | 41 | 0 |
| 2001 | 36 | 12 |
| 2002 | 42 | 73 |
| 2003 | 33 | 59 |
| 2004 | 41 | 73 |
| 2005 | 39 | 93 |
| 2006 | 49 | 75 |
| 2007 | 45 | 72 |
| 2008 | 33 | 83 |
| 2009 | 38 | 89 |
| 2010 | 62 | 95 |
| 2011 | 64 | 90 |
| 2012 | 58 | 57 |
| 2013 | 49 | 39 |
| 2014 | 37 | 65 |
| 2015 | 42 | 54 |
| 2016 | 35 | 67 |
| 2017 | 45 | 53 |
| 2018 | 60 | 52 |
| 2019 | 55 | 58 |
| 2020 | 51 | 70 |
| 2021 | 53 | 64 |
| 2022 | 49 | 83 |
| 2023 | 44 | 72 |
| 2024 | 49 | 77 |
| 2025 | 68 | 46 |
| 2026 | 37 | 39 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
- B27G 19/00Safety guards or devices specially adapted for wood saws890
- B27G 13/00Cutter blocks420
- B27G 5/00Machines or devices for working mitre joints with even abutting ends256
- B27G 15/00Boring or turning tools193
- B27G 11/00Applying adhesives or glue to surfaces of wood to be joined132
- B27G 1/00Machines or devices for removing knots or other irregularities or for filling-up102
- B27G 21/00Safety guards or devices specially designed for other wood-working machines auxiliary devices95
- B27G 17/00Manually-operated tools77
Recent patents
- Power tool shoe and dust port6 Oct 2026US 12,752,355 B2Black & Decker Inc.
- Tool for the rotary and cutting machining of workpieces29 Sep 2026US 12,746,609 B2Kunststoffwerk AG Buchs
- Plug cutting tool and related method of use15 Sep 2026US 12,734,594 B2National Nail Corp.
- Saw guide1 Sep 2026US 12,722,321 B2
- Plant material processing25 Aug 2026US 12,714,039 B2Pro Mac Manufacturing Ltd.
Most cited
By later US patents
- Detection system for power equipment482US 7,077,039 B2Sd3, LLC · 2006
- Method and a device for sensing the distance between a first object and a second object276US 5,942,975 A1999
- Compound miter saw205US 4,934,233 AEmerson Electric Co. · 1990
- Cutting tool200US 4,893,662 A1990
- Mechanical locking of floor panels194US 8,505,257 B2Välinge Innovation AB · 2013