A61C 1/12
Angle hand-pieces
A61C1/12 (Angle hand-pieces) appears on 158 US grants and 232 published applications in this corpus.
Search patents in A61C- Granted patents
- 158
- Published applications
- 232
- Assignees
- 112
- Inventors
- 389
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 8 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 3 |
| 2005 | 1 | 2 |
| 2006 | 0 | 4 |
| 2007 | 4 | 6 |
| 2008 | 2 | 10 |
| 2009 | 2 | 5 |
| 2010 | 1 | 11 |
| 2011 | 2 | 6 |
| 2012 | 3 | 7 |
| 2013 | 3 | 11 |
| 2014 | 9 | 8 |
| 2015 | 8 | 17 |
| 2016 | 6 | 17 |
| 2017 | 17 | 14 |
| 2018 | 7 | 18 |
| 2019 | 11 | 6 |
| 2020 | 11 | 6 |
| 2021 | 6 | 12 |
| 2022 | 5 | 15 |
| 2023 | 3 | 9 |
| 2024 | 9 | 15 |
| 2025 | 11 | 16 |
| 2026 | 9 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dental extraction kit, assembly and process for removing an embedded root of any broken tooth, crown or molar6 Oct 2026US 12,751,794 B1Richard M. Golden Family LLC
- Structure and method of switchable multi-mode dental handpiece11 Aug 2026US 12,702,526 B2Three-In-One Enterprises Co., Ltd.
- Dental handpiece for drilling and suctioning30 Jun 2026US 12,667,447 B2Imam Abdulrahman Bin Faisal University
- Dental handpiece21 Apr 2026US 12,605,228 B2J. Morita Mfg. Corp.
- Device comprising handpiece connector having filter coupled thereto14 Apr 2026US 12,599,459 B2Doulostec.Co.,Ltd
- Evacuator mirror17 Sep 2026US 2026/0272631 A1Ajman University
- Dental handpiece with suction10 Sep 2026US 2026/0263190 A1Imam Abdulrahman Bin Faisal University
- Turbine rotor, cartridge and medical cutting instrument9 Jul 2026US 2026/0191619 A1Nakanishi Inc.
- Dental handpiece9 Jul 2026US 2026/0191620 A1Nakanishi Inc.
- Tool for transferring a dental tool tip between an assembled and a disassembled state and method for removing a dental tool tip from a dental instrument28 May 2026US 2026/0144612 A1Ferton Holding S.A.
Most cited
By later US patents
- Drilling or milling apparatus for the working of live bone, particularly for dentistry113US 4,021,920 A1977
- Contra-angle rotating handpiece having tactile-feedback tip ferrule110US 7,292,759 B2Biolase Technology, Inc. · 2007
- Interchangeable tool operating apparatus with plural motion53US 4,173,828 A1979
- Vibrational driver for endodontic activators50US 7,261,561 B22007
- Prophy cup for dental handpiece38US 8,784,102 B12014