B23K 9/1093
Consumable electrode or filler wire preheat circuits
Official title: {Consumable electrode or filler wire preheat circuits}
B23K9/1093 (Consumable electrode or filler wire preheat circuits) appears on 116 US grants and 153 published applications in this corpus.
Search patents in B23K- Granted patents
- 116
- Published applications
- 153
- Assignees
- 31
- Inventors
- 204
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 3 |
| 2003 | 1 | 1 |
| 2004 | 1 | 2 |
| 2005 | 0 | 1 |
| 2006 | 2 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 2 |
| 2009 | 1 | 0 |
| 2010 | 1 | 3 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 0 | 6 |
| 2014 | 2 | 17 |
| 2015 | 4 | 21 |
| 2016 | 2 | 1 |
| 2017 | 6 | 11 |
| 2018 | 7 | 20 |
| 2019 | 2 | 8 |
| 2020 | 9 | 10 |
| 2021 | 8 | 15 |
| 2022 | 9 | 7 |
| 2023 | 7 | 9 |
| 2024 | 13 | 7 |
| 2025 | 11 | 2 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electrode assembly for arc welding30 Jun 2026US 12,667,902 B2Lincoln Global.Inc.
- Systems, methods, and apparatus to preheat welding wire23 Jun 2026US 12,661,736 B2Illinois Tool Works Inc.
- Methods and apparatus to convert welding-type power to welding-type power and resistive preheating power24 Mar 2026US 12,583,048 B2Illinois Tool Works Inc.
- Systems, methods, and apparatus to preheat welding wire26 Aug 2025US 12,397,365 B2Illinois Tool Works Inc.
- Systems and methods for height control in laser metal deposition8 Jul 2025US 12,350,762 B2Illinois Tool Works Inc.
- Metal transfer controlled pulsed welding process7 May 2026US 2026/0124694 A1
- Metal-cored wire electrode for high deposition rate welding processes7 May 2026US 2026/0124695 A1Hobart Brothers Company
- Welding-type cables and welding-type torches having welding-type cables3 Jul 2025US 2025/0214169 A1Illinois Tool Works Inc.
- Electrode metal preheating for arc start improvement10 Apr 2025US 2025/0114854 A1Lincoln Global.Inc.
- Systems and methods for gas control during welding wire pretreatments17 Oct 2024US 2024/0342821 A1Illinois Tool Works Inc.
Most cited
By later US patents
- Method and apparatus for controlling the temperature of continuously fed wires68US 4,580,026 AWestinghouse Electric Corp. · 1986
- Automatic pipe welding system62US 4,145,593 AMerrick Welding International, Inc. · 1979
- Hot wire type electric arc welding torch62US 4,493,971 AMitsubishi Denki Kabushiki Kaisha · 1985
- Method and apparatus for joining components with multiple filler materials62US 5,714,735 AGeneral Electric Company · 1998
- Hot wire type arc welding torch and cable61US 4,531,040 AMitsubishi Denki Kabushiki Kaisha · 1985