H05H 1/3473
Safety means
Official title: {Safety means}
H05H1/3473 (Safety means) appears on 92 US grants and 80 published applications in this corpus.
Search patents in H05H- Granted patents
- 92
- Published applications
- 80
- Assignees
- 38
- Inventors
- 157
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 4 |
| 2004 | 4 | 2 |
| 2005 | 0 | 4 |
| 2006 | 4 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 2 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 2 |
| 2014 | 0 | 3 |
| 2015 | 2 | 4 |
| 2016 | 2 | 3 |
| 2017 | 3 | 11 |
| 2018 | 0 | 8 |
| 2019 | 7 | 7 |
| 2020 | 14 | 7 |
| 2021 | 4 | 4 |
| 2022 | 1 | 1 |
| 2023 | 4 | 7 |
| 2024 | 2 | 2 |
| 2025 | 3 | 4 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Assembly for a plasma arc torch and method of operation of the assembly for a plasma arc torch28 Jul 2026US 12,696,371 B2Thermacut, K.S.
- Cost effective cartridge for a plasma arc torch24 Mar 2026US 12,583,051 B2Hypertherm, Inc.
- Controlling and delivering gases in a plasma arc torch and related systems and methods10 Jun 2025US 12,325,082 B2Hypertherm, Inc.
- Swirl ring and contact element for a plasma arc torch cartridge22 Apr 2025US 12,280,441 B2Hypertherm, Inc.
- Configuring signal devices in thermal processing systems4 Feb 2025US 12,217,118 B2Hypertherm, Inc.
- Cost effective cartridge for a plasma arc torch25 Jun 2026US 2026/0175313 A1Hypertherm, Inc.
- Systems and methods for arc detection and handling using impedance data18 Sep 2025US 2025/0294663 A1Advanced Energy Industries, Inc.
- Automatic identification of components for welding and cutting torches3 Apr 2025US 2025/0108449 A1The ESAB Group, Inc.
- Arc stability determination based on nozzle voltage27 Feb 2025US 2025/0065433 A1The ESAB Group, Inc.
- Connector in a plasma arc torch system9 Jan 2025US 2025/0016906 A1Hypertherm, Inc.
Most cited
By later US patents
- Plasma torch75US 4,967,055 ATweco Products, Inc. · 1990
- Plasma arc torches and methods of operating and testing the same73US 5,796,067 AThe Lincoln Electric Company · 1998
- Plasma arc welding and cutting torch designed for non-transferred and transferred arc operation68US 4,767,908 ACebora S.p.A. · 1988
- Switch mechanism for operating a plasma arc torch, other tools or weapons60US 5,597,497 AHypertherm, Inc. · 1997
- Plasma arc torch interlock with disabling control arrangement system57US 4,929,811 AThe Lincoln Electric Company · 1990