A61C 1/141
In an angled handpiece
Official title: {in an angled handpiece}
A61C1/141 (In an angled handpiece) appears on 108 US grants and 98 published applications in this corpus.
Search patents in A61C- Granted patents
- 108
- Published applications
- 98
- Assignees
- 72
- Inventors
- 200
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 6 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 2 |
| 2005 | 0 | 1 |
| 2006 | 1 | 7 |
| 2007 | 3 | 8 |
| 2008 | 1 | 4 |
| 2009 | 1 | 5 |
| 2010 | 3 | 2 |
| 2011 | 0 | 2 |
| 2012 | 1 | 3 |
| 2013 | 0 | 1 |
| 2014 | 1 | 4 |
| 2015 | 1 | 9 |
| 2016 | 3 | 5 |
| 2017 | 6 | 4 |
| 2018 | 7 | 3 |
| 2019 | 3 | 1 |
| 2020 | 2 | 3 |
| 2021 | 2 | 3 |
| 2022 | 2 | 7 |
| 2023 | 0 | 5 |
| 2024 | 5 | 6 |
| 2025 | 2 | 8 |
| 2026 | 5 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dental handpiece and head thereof, and root canal preparation machine1 Sep 2026US 12,721,698 B2Guilin Woodpecker Medical Instrument Co., Ltd.
- Endodontic driving and operating device2 Jun 2026US 12,642,622 B2ReDentNova GmbH & CO. KG
- 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
- Endodontic handpiece systems and methods3 Feb 2026US 12,539,201 B2Innovative BioCeramix, Inc.
- Dental handpiece4 Jun 2026US 2026/0151210 A1J. Morita Mfg. Corp.
- Dental handpiece5 Mar 2026US 2026/0060780 A1DENTSPLY SIRONA Inc.
- Dental handpiece having a chuck with an integrated plunger ball22 Jan 2026US 2026/0020934 A1DENTSPLY SIRONA Inc.
- Dental handpiece15 Jan 2026US 2026/0013972 A1Nakanishi Inc.
- Dental handpiece11 Dec 2025US 2025/0375262 A1J. Morita Mfg. Corp.
Most cited
By later US patents
- Vibrational driver for endodontic activators50US 7,261,561 B22007
- Socket to clampingly hold dental tools48US 4,874,314 ASiemens Aktiengesellschaft · 1989
- Dental chuckless handpiece45US 4,941,828 AG-C Dental Industrial Corp. · 1990
- Prophy cup for dental handpiece38US 8,784,102 B12014
- Dental handpiece32US 4,014,099 AYoung Dental Manufacturing Company · 1977