H01J 5/56
Shape of the separate part
H01J5/56 (Shape of the separate part) appears on 135 US grants and 80 published applications in this corpus.
Search patents in H01J- Granted patents
- 135
- Published applications
- 80
- Assignees
- 58
- Inventors
- 290
- Latest grant
- 28 Jul 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 6 | 0 |
| 1989 | 6 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 11 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 7 | 0 |
| 2002 | 4 | 1 |
| 2003 | 0 | 1 |
| 2004 | 2 | 4 |
| 2005 | 2 | 2 |
| 2006 | 2 | 8 |
| 2007 | 3 | 9 |
| 2008 | 6 | 12 |
| 2009 | 2 | 12 |
| 2010 | 5 | 9 |
| 2011 | 5 | 4 |
| 2012 | 9 | 6 |
| 2013 | 7 | 2 |
| 2014 | 4 | 2 |
| 2015 | 4 | 2 |
| 2016 | 2 | 1 |
| 2017 | 1 | 2 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Lightbulb and bulb cap therefor28 Jul 2020US 10,724,691 B2Core Lighting Limited
- RF resonator for ion beam acceleration2 Jul 2019US 10,342,114 B2Axcelis Technologies, Inc.
- Lamp socket3 Oct 2017US 9,780,509 B2
- Lamp socket6 Sep 2016US 9,437,995 B2
- Lamp with electrical components embedded in an insulation compound17 May 2016US 9,343,286 B2Koninklijke Philips N. V.
- Lamp screw cap31 Aug 2023US 2023/0272886 A1Signify Holding B. V.
- Lightbulb and bulb cap therefor31 Oct 2019US 2019/0331304 A1Core Lighting Limited
- Rf resonator for ion beam acceleration21 Mar 2019US 2019/0088443 A1Axcelis Technologies, Inc.
- Coaxial cable-type plasma lamp device23 Nov 2017US 2017/0338096 A1
- Insulation-free lead wires for compact fluorescent lamps2 Mar 2017US 2017/0062201 A1
Most cited
By later US patents
- Waste water purification system with complementary interlocking germicidal lamp and socket construction67US 5,422,487 ALight Sources, Inc. · 1995
- High pressure mercury discharge lamp57US 5,497,049 AU. S. Philips Corporation · 1996
- Light string socket with mechanical shunt54US 7,253,556 B1Tech Patent Licensing, LLC · 2007
- Low-pressure discharge lamp and electrical base structure41US 4,906,891 AKabushiki Kaisha Toshiba · 1990
- Vehicle headlamp assembly29US 5,855,430 AOsram Sylvania Inc. · 1999