B23B 2231/48
Polygonal cross sections
B23B2231/48 (Polygonal cross sections) appears on 21 US grants and 28 published applications in this corpus.
Search patents in B23B- Granted patents
- 21
- Published applications
- 28
- Assignees
- 20
- Inventors
- 57
- Latest grant
- 18 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 3 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 2 | 3 |
| 2016 | 0 | 2 |
| 2017 | 3 | 3 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 2 |
| 2022 | 2 | 2 |
| 2023 | 1 | 2 |
| 2024 | 1 | 2 |
| 2025 | 2 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Self-locking fluidic clamping device18 Nov 2025US 12,473,935 B2
- Power tool21 Jan 2025US 12,202,053 B2C. & E. Fein GmbH
- Radial band wedge impact driving device17 Dec 2024US 12,168,285 B2Apex Brands, Inc.
- Quick-release tool connecting rod30 May 2023US 11,660,680 B2Tien-I Industrial Co., Ltd.
- Clamping device for clamping an article, balancing adapter for a balancing device, balancing device and clamping device set23 Aug 2022US 11,420,270 B2Franz Haimer Maschinenbau KG
- Chuck assembly for a rotary power tool8 May 2025US 2025/0144719 A1
- Clamping system with polygonal receptacle for a hollow shaft16 Jan 2025US 2025/0018478 A1
- Machining tool, cutting insert holder and cutting insert24 Oct 2024US 2024/0351114 A1Hartmetall-Werkzeugfabrik Paul Horn GmbH
- Quick-change collet20 Jun 2024US 2024/0198434 A1Techtronic Cordless GP
- Self-locking fluidic clamping device13 Jul 2023US 2023/0220856 A1
Most cited
By later US patents
- Power tool having a receptacle for securing a tool112US 6,796,888 B2C. & E. Fein GmbH · 2004
- Power tool having a receptacle for securing a tool78US 6,945,862 B2C. & E. Fein GmbH · 2005
- Tool retaining or connecting device45US 7,669,860 B2Hsin Ying Enterprise Co., Ltd. · 2010
- Tool assembly23US 4,934,883 ASandvik Aktiebolag · 1990
- Tool assembly, tool components and method of assemblying said components21US 4,834,597 ASandvik Aktiebolag · 1989