A61F 9/06
Masks, shields or hoods for welders
A61F9/06 (Masks, shields or hoods for welders) appears on 556 US grants and 544 published applications in this corpus.
Search patents in A61F- Granted patents
- 556
- Published applications
- 544
- Assignees
- 144
- Inventors
- 680
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 10 | 0 |
| 1979 | 4 | 0 |
| 1980 | 9 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 8 | 0 |
| 1986 | 4 | 0 |
| 1987 | 10 | 0 |
| 1988 | 6 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 8 | 0 |
| 1992 | 6 | 0 |
| 1993 | 7 | 0 |
| 1994 | 8 | 0 |
| 1995 | 2 | 0 |
| 1996 | 8 | 0 |
| 1997 | 2 | 0 |
| 1998 | 7 | 0 |
| 1999 | 7 | 0 |
| 2000 | 9 | 0 |
| 2001 | 10 | 2 |
| 2002 | 9 | 2 |
| 2003 | 8 | 6 |
| 2004 | 7 | 12 |
| 2005 | 11 | 17 |
| 2006 | 7 | 15 |
| 2007 | 9 | 16 |
| 2008 | 7 | 10 |
| 2009 | 7 | 16 |
| 2010 | 5 | 13 |
| 2011 | 12 | 22 |
| 2012 | 13 | 11 |
| 2013 | 12 | 17 |
| 2014 | 15 | 25 |
| 2015 | 18 | 31 |
| 2016 | 10 | 30 |
| 2017 | 18 | 44 |
| 2018 | 27 | 45 |
| 2019 | 29 | 40 |
| 2020 | 34 | 33 |
| 2021 | 36 | 30 |
| 2022 | 23 | 36 |
| 2023 | 26 | 20 |
| 2024 | 24 | 18 |
| 2025 | 18 | 20 |
| 2026 | 17 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Welding information providing apparatus6 Oct 2026US 12,752,363 B2Otos Wing Co., Ltd.
- Systems and methods for functional adjustments of personal protective equipment11 Aug 2026US 12,707,185 B23M Innovative Properties Company
- Optical filters affecting color vision in a desired manner and design method thereof by non-linear optimization28 Jul 2026US 12,693,552 B2EnChroma, Inc.
- Protective headwear with airflow14 Jul 2026US 12,677,902 B2Illinois Tool Works Inc.
- Welding-type headwear with enhanced movement and soft close23 Jun 2026US 12,661,268 B2Illinois Tool Works Inc.
- Flexible welding helmet24 Sep 2026US 2026/0283851 A1Tecmen Electronics Co., Ltd.
- Head-worn optical protection device with lens clamp assembly24 Sep 2026US 2026/0283852 A1Ipg Photonics Corporation
- Welding helmet and auto-darkening filter therefor24 Sep 2026US 2026/0283853 A1
- Camera system and welding information providing device having the same3 Sep 2026US 2026/0256623 A1Otos Wing Co., Ltd.
- Welding information providing apparatus20 Aug 2026US 2026/0240686 A1Otos Wing Co., Ltd.
Most cited
By later US patents
- Automatic liquid-crystal light shutter387US 4,491,390 A1985
- Arc welding monitoring system251US 6,242,711 B1AccuData, Inc. · 2001
- Data display on a welding screen228US 6,734,393 B1Fronius International GmbH · 2004
- Variable transparency electro-optical device178US 5,608,567 AAsulab S. A. · 1997
- Device for metal welding170US 6,710,298 B22004