Y10S 315/04
Dimming circuit for fluorescent lamps
Y10S315/04 (Dimming circuit for fluorescent lamps) appears on 773 US grants and 215 published applications in this corpus.
Search patents in Y10S- Granted patents
- 773
- Published applications
- 215
- Assignees
- 299
- Inventors
- 943
- Latest grant
- 16 Jul 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 6 | 0 |
| 1978 | 7 | 0 |
| 1979 | 7 | 0 |
| 1980 | 8 | 0 |
| 1981 | 6 | 0 |
| 1982 | 13 | 0 |
| 1983 | 19 | 0 |
| 1984 | 15 | 0 |
| 1985 | 20 | 0 |
| 1986 | 14 | 0 |
| 1987 | 20 | 0 |
| 1988 | 15 | 0 |
| 1989 | 11 | 0 |
| 1990 | 25 | 0 |
| 1991 | 24 | 0 |
| 1992 | 21 | 0 |
| 1993 | 18 | 0 |
| 1994 | 20 | 0 |
| 1995 | 28 | 0 |
| 1996 | 24 | 0 |
| 1997 | 21 | 0 |
| 1998 | 42 | 0 |
| 1999 | 35 | 0 |
| 2000 | 36 | 0 |
| 2001 | 39 | 2 |
| 2002 | 31 | 22 |
| 2003 | 33 | 18 |
| 2004 | 19 | 25 |
| 2005 | 21 | 30 |
| 2006 | 26 | 29 |
| 2007 | 28 | 17 |
| 2008 | 27 | 20 |
| 2009 | 11 | 17 |
| 2010 | 26 | 12 |
| 2011 | 22 | 9 |
| 2012 | 16 | 8 |
| 2013 | 2 | 2 |
| 2014 | 4 | 2 |
| 2015 | 3 | 2 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Lighting system with power factor correction control data determined from a phase modulated signal16 Jul 2019US 10,356,857 B2Signify Holding B. V.
- Multi-mode dimmer interfacing including attach state control27 Dec 2016US 9,532,415 B2Philips Lighting Hiolding B.V.
- Lighting system with power factor correction control data determined from a phase modulated signal24 Feb 2015US 8,963,449 B2Cirrus Logic, Inc.
- Power control system for current regulated light sources10 Feb 2015US 8,952,625 B2Cirrus Logic, Inc.
- Dynamic step dimming interface6 Jan 2015US 8,928,255 B2Osram Sylvania Inc.
- Lighting System with Power Factor Correction Control Data Determined from a Phase Modulated Signal18 Jun 2015US 2015/0173146 A1Cirrus Logic, Inc.
- Multi-Mode Dimmer Interfacing Including Attach State Control26 Feb 2015US 2015/0054418 A1Cirrus Logic, Inc.
- Dynamic step dimming interface11 Sep 2014US 2014/0252970 A1Osram Sylvania Inc.
- Power Control System for Current Regulated Light Sources13 Feb 2014US 2014/0042926 A1Cirrus Logic, Inc.
- Lighting System With Power Factor Correction Control Data Determined From A Phase Modulated Signal17 Oct 2013US 2013/0271027 A1Cirrus Logic, Inc.
Most cited
By later US patents
- Methods and apparatus for providing power to lighting devices771US 7,038,399 B2Color Kinetics Incorporated · 2006
- Universal ballast control circuit611US 6,137,240 ALumion Corporation · 2000
- Lighting control system with priority override467US 5,357,170 ALutron Electronics Co., Inc. · 1994
- Dimmable LED-based MR16 lighting apparatus and methods431US 7,358,679 B2Philips Solid-State Lighting Solutions, Inc. · 2008
- Multi-zone lighting control system366US 6,046,550 ALutron Electronics Co., Inc. · 2000