H01K 7/04
Lamps for purposes other than general lighting: for indicating
Official title: for indicating
H01K7/04 (Lamps for purposes other than general lighting: for indicating) appears on 16 US grants and 5 published applications in this corpus.
Search patents in H01K- Granted patents
- 16
- Published applications
- 5
- Assignees
- 13
- Inventors
- 30
- Latest grant
- 2 Sep 2014
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 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 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 1 |
| 2003 | 2 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Incandescent lamp having bent filament terminal ends2 Sep 2014US 8,823,252 B1Ford Global Technologies, LLC
- Light-up shuffleboard equipment22 Apr 2014US 8,702,099 B2M & C Innovations, LLC
- Illumination arrangement with reduced depth for a vehicle headlight20 Feb 2007US 7,178,959 B2C. R. F. Societa Consortile per Azioni
- Light source with matrix of microfilaments2 Nov 2004US 6,812,626 B2C. R. F. Societa Consortile per Azioni
- Low voltage incandescent lamp with dual envelope9 Dec 2003US 6,661,168 B1Illumination Technology, Inc.
- Light-up shuffleboard equipment2 Feb 2012US 2012/0025459 A1M & C Innovations, LLC
- Photoluminescent sleeve for electric lamps for producing a non-electrical light emitting source26 May 2005US 2005/0110387 A1Luna Technologies International, Inc.
- Illumination arrangement with reduced depth for a vehicle headlight10 Feb 2005US 2005/0030760 A1C.R.F. Societa Consortile per Azioni
- Light source with matrix of microfilaments10 Oct 2002US 2002/0145385 A1C.R.F. Societa Consortile per Azioni
- Wedge base bulb16 Aug 2001US 2001/0013748 A1Nipro Corporation
Most cited
By later US patents
- Sealed micromachined vacuum and gas filled devices173US 5,493,177 AThe Regents of the University of California · 1996
- Vacuum-sealed silicon incandescent light81US 5,285,131 AUniversity of California, Berkeley · 1994
- Light emitting display device and stem for light emitting display device17US 5,084,806 A1992
- Light source with matrix of microfilaments10US 6,812,626 B2C. R. F. Societa Consortile per Azioni · 2004
- Long-life luminaires9US 5,012,157 A1991