F27B 9/063
Resistor heating
Official title: {Resistor heating, e.g. with resistors also emitting IR rays}
F27B9/063 (Resistor heating) appears on 59 US grants and 37 published applications in this corpus.
Search patents in F27B- Granted patents
- 59
- Published applications
- 37
- Assignees
- 59
- Inventors
- 148
- Latest grant
- 19 Nov 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 0 |
| 2002 | 1 | 3 |
| 2003 | 3 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 3 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 3 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 3 | 1 |
| 2015 | 2 | 1 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 4 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 0 | 2 |
| 2023 | 0 | 0 |
| 2024 | 2 | 2 |
| 2025 | 0 | 4 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- High temperature sintering furnace systems and methods19 Nov 2024US 12,146,711 B2University of Maryland, College Park
- Heat treatment device comprising a refractory envelope5 Mar 2024US 11,920,866 B2E.T.I.A.—Evaluation Technologique, Ingenierie Et Applications
- Infrared emitter22 Sep 2020US 10,785,830 B2Heraeus Noblelight GmbH
- Multistage furnace24 Mar 2015US 8,989,565 B2TOA Industries Co., Ltd.
- Electric broiler10 Feb 2015US 8,952,298 B2Burger King Corporation
- Graphitization furnace27 Aug 2026US 2026/0251394 A1Birla Carbon U.S.A., Inc.
- Heating furnace for a plant for the production of rolled products22 Jan 2026US 2026/0022889 A1Danieli & C. Officine Meccaniche SpA
- Continuous, high-temperature slab preheating plant for flat semi-finished steel products28 Aug 2025US 2025/0271213 A1SMS group GmbH
- Graphite characterization device and system19 Jun 2025US 2025/0198885 A1Birla Carbon U.S.A., Inc.
- Heating coil, in particular for a curing oven in mineral wool production5 Jun 2025US 2025/0180293 A1
Most cited
By later US patents
- Temperature control system for a thermal reactor499US 6,441,350 B1Brooks Automation, Inc. · 2002
- Temperature control system for a thermal reactor45US 6,207,937 B1Semitool, Inc. · 2001
- Flux-free soldering of aluminum-containing workpieces in a controlled atmosphere39US 3,982,887 AVereinigte Aluminium-Werke Aktiengesellschaft · 1976
- Pattern-switching temperature control apparatus28US 4,688,180 AOhkura Electric Co., Ltd. · 1987
- Temperature control system for a thermal reactor22US 6,222,164 B1Semitool, Inc. · 2001