H05B 31/00
Electric arc lamps
Official title: Electric arc lamps (regulating electric characteristics of arcs G05F1/02)
H05B31/00 (Electric arc lamps) appears on 125 US grants and 124 published applications in this corpus.
Search patents in H05B- Granted patents
- 125
- Published applications
- 124
- Assignees
- 100
- Inventors
- 233
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 6 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 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 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 6 |
| 2007 | 3 | 5 |
| 2008 | 5 | 10 |
| 2009 | 4 | 1 |
| 2010 | 1 | 8 |
| 2011 | 6 | 6 |
| 2012 | 5 | 16 |
| 2013 | 8 | 11 |
| 2014 | 8 | 7 |
| 2015 | 13 | 3 |
| 2016 | 6 | 6 |
| 2017 | 4 | 9 |
| 2018 | 5 | 8 |
| 2019 | 18 | 4 |
| 2020 | 4 | 6 |
| 2021 | 1 | 1 |
| 2022 | 3 | 3 |
| 2023 | 2 | 7 |
| 2024 | 5 | 1 |
| 2025 | 4 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H05B 31/48Electric arc lamps: having more than two electrodes75
- H05B 31/02Details37
- H05B 31/0057Accessories for arc lamps7
- H05B 31/0018In a closed vessel2
- H05B 31/0081Controlling of arc lamps2
- H05B 31/003Electric arc lamps: of a special type1
- H05B 31/36Electric arc lamps: having two electrodes in line1
- H05B 31/0003The arc being outside, in the open0
Recent patents
- Keypad interface for programming a load control system10 Mar 2026US 12,575,009 B2Lutron Technology Company LLC
- Color control in light fixture with subtractive color mixing system and additional filter14 Oct 2025US 12,442,511 B2Harman Professional Denmark ApS
- Wafer far edge temperature measurement system with lamp bank alignment16 Sep 2025US 12,417,933 B2ASM IP Holding B. V.
- Control device having buttons with automatically adjustable backlighting29 Jul 2025US 12,376,206 B2Lutron Technology Company LLC
- Apparatus for thermally processing a substrate7 Jan 2025US 12,191,171 B2United Semiconductor (Xiamen) Co., Ltd.
- High power ion beam generator systems and methods30 Apr 2026US 2026/0122758 A1SHINE Technologies, LLC
- High power ion beam generator systems and methods30 Apr 2026US 2026/0122759 A1SHINE Technologies, LLC
- Wafer far edge temperature measurement system with lamp bank alignment25 Dec 2025US 2025/0391681 A1ASM IP Holding B. V.
- Control device having buttons with automatically adjustable backlighting20 Nov 2025US 2025/0358911 A1Lutron Technology Company LLC
- High power ion beam generator systems and methods24 Oct 2024US 2024/0357728 A1SHINE Technologies, LLC
Most cited
By later US patents
- Switched constant current driving and control circuit191US 7,202,608 B2TIR Systems Ltd. · 2007
- Method and apparatus for controlling driving current of illumination source in a display system139US 7,057,359 B2Au Optronics Corporation · 2006
- Phase and frequency control of a radio frequency generator from an external source106US 7,602,127 B2MKS Instruments, Inc. · 2009
- Constant current light emitting diode (LED) driver circuit and method101US 7,944,153 B2Intersil Americas Inc. · 2011
- Switched constant current driving and control circuit92US 7,420,335 B2Tir Technology LP · 2008