H05B 3/744
Lamps as heat source, i.e. heating elements with protective gas envelope
Official title: {Lamps as heat source, i.e. heating elements with protective gas envelope, e.g. halogen lamps}
H05B3/744 (Lamps as heat source, i.e. heating elements with protective gas envelope) appears on 37 US grants and 7 published applications in this corpus.
Search patents in H05B- Granted patents
- 37
- Published applications
- 7
- Assignees
- 19
- Inventors
- 65
- Latest grant
- 3 Feb 2015
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 2 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
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- Heater block for a rapid thermal processing apparatus16 Aug 2012US 2012/0207456 A1Ap Systems Inc.
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Most cited
By later US patents
- Radiant heater for cooking appliances52US 4,700,051 AE. G. O. Elektro-Gerate Blanc u. Fischer · 1987
- Grilling or browning apparatus suitable for use in a microwave or convection oven46US 4,761,529 AThorn Emi Patents Limited · 1988
- Radiant-energy heating and/or cooking apparatus with honeycomb coverplate35US 4,489,234 AGeneral Electric Company · 1984
- Oven with combined convection and low mass, high power density heating33US 6,114,664 AAmana Company, L.P. · 2000
- Heating apparatus31US 4,551,616 AThorn EMI Domestic Appliances Limited · 1985