B23F 21/005
Tools specially adapted for use in machines for manufacturing gear teeth: with
Official title: {with plural tools on a common axis}
B23F21/005 (Tools specially adapted for use in machines for manufacturing gear teeth: with) appears on 48 US grants and 64 published applications in this corpus.
Search patents in B23F- Granted patents
- 48
- Published applications
- 64
- Assignees
- 32
- Inventors
- 101
- Latest grant
- 8 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 2 | 0 |
| 2004 | 0 | 1 |
| 2005 | 2 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 3 |
| 2008 | 2 | 0 |
| 2009 | 1 | 5 |
| 2010 | 0 | 0 |
| 2011 | 0 | 5 |
| 2012 | 2 | 1 |
| 2013 | 3 | 1 |
| 2014 | 2 | 3 |
| 2015 | 0 | 2 |
| 2016 | 2 | 2 |
| 2017 | 1 | 4 |
| 2018 | 2 | 8 |
| 2019 | 4 | 4 |
| 2020 | 6 | 5 |
| 2021 | 4 | 3 |
| 2022 | 1 | 4 |
| 2023 | 1 | 1 |
| 2024 | 4 | 4 |
| 2025 | 1 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for producing back-tapers on teeth of a gearing of a workpiece in the form of a gearwheel8 Apr 2025US 12,269,103 B2Präwema Antriebstechnik GmbH
- Multilayer grindstone for gear grinding31 Dec 2024US 12,179,278 B2Noritake Co., Limited
- Method for cutting a gear, gear-cutting tool and gear-cutting machine19 Nov 2024US 12,145,209 B2Gleason Cutting Tools Corporation
- Method for machining the tip circle diameter and a tool for producing a gearwheel9 Jul 2024US 12,030,130 B2Präwema Antriebstechnik GmbH
- Gearing method with tooth finishing and combination tool therefor2 Jan 2024US 11,858,054 B2Profilator GmbH & Co. KG
- Method for gear machining at least one workpiece30 Jul 2026US 2026/0216803 A1Liebherr-Verzahntechnik GmbH
- Tool, gear machining apparatus, and method of machining gear25 Jun 2026US 2026/0175307 A1Jtekt Gear Systems Corporation
- Method for setting up a gear grinding process and a gear grinding process17 Apr 2025US 2025/0121444 A1Klingelnberg GmbH
- Chamfering tool, chamfering system, gear-cutting machine and method for chamfering toothings20 Feb 2025US 2025/0058389 A1Gleason-Pfauter Maschinenfabrik GmbH
- Grinding worm, method for producing a grinding worm and use of a grinding worm14 Nov 2024US 2024/0375244 A1Klingelnberg GmbH
Most cited
By later US patents
- Apparatus and method for forming powder metal gears46US 6,517,772 B1Federal-Mogul World Wide, Inc. · 2003
- Machine tool for fine machining the tooth flanks of pretoothed gearwheels30US 4,961,289 ALiebherr-Verzahntecknik GmbH · 1990
- Grinding and finishing worm19US 5,379,554 ACaterpillar Inc. · 1995
- Method and device for the fine machining of spur or helical gear wheels15US 5,857,896 AReishauer AG · 1999
- Skiving cutter device for use in cutting internal spur gear12US 3,931,754 AKabushiki Kaisha Komatsu Seisakusho · 1976