A61C 17/022
Air-blowing devices
Official title: Air-blowing devices {, e.g. with means for heating the air}
A61C17/022 (Air-blowing devices) appears on 67 US grants and 114 published applications in this corpus.
Search patents in A61C- Granted patents
- 67
- Published applications
- 114
- Assignees
- 46
- Inventors
- 209
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 2 |
| 2007 | 1 | 4 |
| 2008 | 2 | 3 |
| 2009 | 1 | 5 |
| 2010 | 0 | 4 |
| 2011 | 1 | 4 |
| 2012 | 2 | 8 |
| 2013 | 5 | 5 |
| 2014 | 2 | 4 |
| 2015 | 1 | 7 |
| 2016 | 1 | 14 |
| 2017 | 2 | 4 |
| 2018 | 3 | 8 |
| 2019 | 8 | 8 |
| 2020 | 6 | 8 |
| 2021 | 8 | 3 |
| 2022 | 3 | 5 |
| 2023 | 5 | 5 |
| 2024 | 3 | 3 |
| 2025 | 3 | 5 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Drying device to facilitate glove placement28 Jul 2026US 12,690,728 B2
- Sensuous oral cleaner13 Jan 2026US 12,521,215 B1
- Method of preventing suckback of dental handpiece by bypass injection of driving air and dental handpiece system having bypass injection structure21 Oct 2025US 12,446,998 B2Dunamis Dental Co.,Ltd.
- Dental handpiece that has flush capability7 Oct 2025US 12,433,728 B2
- Prophylaxis tool handpiece1 Apr 2025US 12,263,051 B1Avid, L.L.C.
- Improved handle assembly for a dental or medical tool26 Feb 2026US 2026/0053607 A1Innovative Product Brands, Inc.
- System for producing a powder-gas jet for performing a dental treatment5 Feb 2026US 2026/0033930 A1Ferton Holding S.A.
- Dental handpiece25 Sep 2025US 2025/0295301 A1
- Handpiece assembly and dental unit chair including the same17 Jul 2025US 2025/0228727 A1Dentium Co., Ltd.
- Compressed air blower for odontological intraoral scanner end-piece16 Jan 2025US 2025/0017707 A1
Most cited
By later US patents
- Dental imaging instrument having air stream auxiliary106US 7,255,558 B2Cadent Ltd. · 2007
- Handpiece for detection of dental demineralization67US 8,360,771 B2Therametric Technologies, Inc. · 2013
- Apparatus for the treatment of dental caries42US 6,454,566 B1Curozone Ireland Limited · 2002
- Powder jet device for applying dental material41US 8,672,678 B23M Innovative Properties Company · 2014
- Chairside filter/dryer for dental air syringe33US 4,741,697 A1988