Y10S 315/05
Starting and operating circuit for fluorescent lamp
Y10S315/05 (Starting and operating circuit for fluorescent lamp) appears on 779 US grants and 119 published applications in this corpus.
Search patents in Y10S- Granted patents
- 779
- Published applications
- 119
- Assignees
- 262
- Inventors
- 920
- Latest grant
- 8 May 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 16 | 0 |
| 1977 | 24 | 0 |
| 1978 | 19 | 0 |
| 1979 | 18 | 0 |
| 1980 | 16 | 0 |
| 1981 | 18 | 0 |
| 1982 | 24 | 0 |
| 1983 | 11 | 0 |
| 1984 | 16 | 0 |
| 1985 | 7 | 0 |
| 1986 | 10 | 0 |
| 1987 | 16 | 0 |
| 1988 | 10 | 0 |
| 1989 | 14 | 0 |
| 1990 | 46 | 0 |
| 1991 | 47 | 0 |
| 1992 | 23 | 0 |
| 1993 | 27 | 0 |
| 1994 | 31 | 0 |
| 1995 | 49 | 0 |
| 1996 | 32 | 0 |
| 1997 | 17 | 0 |
| 1998 | 36 | 0 |
| 1999 | 43 | 0 |
| 2000 | 41 | 0 |
| 2001 | 25 | 4 |
| 2002 | 19 | 14 |
| 2003 | 18 | 14 |
| 2004 | 14 | 13 |
| 2005 | 9 | 15 |
| 2006 | 16 | 25 |
| 2007 | 23 | 12 |
| 2008 | 17 | 10 |
| 2009 | 8 | 4 |
| 2010 | 7 | 5 |
| 2011 | 4 | 0 |
| 2012 | 4 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 2 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Drive system of semiconductor light source, and semiconductor lighting device8 May 2018US 9,967,930 B2Opple Lighting Co., Ltd.
- Method to detect uneven AC load or parallel load removal25 Oct 2016US 9,480,126 B1Universal Lighting Technologies, Inc.
- Lamp driving apparatus and illumination equipment using the same3 Mar 2015US 8,970,120 B2Beyond Innovation Technology Co., Ltd.
- Electronic ballast with real-time current crest factor improvement function8 Jul 2014US 8,773,035 B2Delta Electronics, Inc.
- Electronic ballast for discharge lamp15 May 2012US 8,179,057 B2Panasonic Corporation
- Drive system of semiconductor light source, and semiconductor lighting device28 May 2015US 2015/0145432 A1Opple Lightning Co., Ltd.
- Lamp driving apparatus and illumination equipment using the same26 Jun 2014US 2014/0175998 A1Beyond Innovation Technology Co., Ltd.
- Electronic ballast with real-time current crest factor improvement function22 May 2014US 2014/0139127 A1Delta Electronics, Inc.
- Power converting circuit and controller thereof16 Dec 2010US 2010/0315017 A1Green Solution Technology Co., Ltd.
- Electronic ballast for discharge lamp5 Aug 2010US 2010/0194305 A1Panasonic Corporation
Most cited
By later US patents
- Power supply for a high intensity discharge or fluorescent lamp214US 4,277,728 AStevens Luminoptics · 1981
- Inverter oscillator with current feedback152US 4,127,797 AIota Engineering Co. · 1978
- Flashing and diming fluorescent lamps for a gaming device148US 5,854,542 AAcres Gaming Incorporated · 1998
- Apparatus and method for starting a fluorescent lamp122US 5,923,129 ALinfinity Microelectronics · 1999
- Fluorescent-lamp excitation circuit using a piezoelectric acoustic transformer and methods for using same120US 5,548,189 ALinear Technology Corporation · 1996