H01J 7/22
Tubulations therefor
Official title: Tubulations therefor, e.g. for exhausting; Closures therefor
H01J7/22 (Tubulations therefor) appears on 22 US grants and 22 published applications in this corpus.
Search patents in H01J- Granted patents
- 22
- Published applications
- 22
- Assignees
- 21
- Inventors
- 62
- Latest grant
- 7 Jan 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 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 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 4 | 3 |
| 2004 | 0 | 1 |
| 2005 | 2 | 0 |
| 2006 | 1 | 4 |
| 2007 | 1 | 2 |
| 2008 | 0 | 0 |
| 2009 | 1 | 2 |
| 2010 | 3 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 1 | 2 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Fast start fluorescent light bulb7 Jan 2020US 10,529,551 B2Lucidity Lights, Inc.
- Discharge lamp16 Jul 2019US 10,354,856 B2Ushio Denki Kabushiki Kaisha
- Induction RF fluorescent lamp with processor-based external dimmer load control6 Mar 2018US 9,911,589 B2Lucidity Lights, Inc.
- Induction fluorescent lamp with amalgam chamber12 May 2015US 9,030,088 B2
- Tablet and exhaust pipe integrated with tablet1 Apr 2014US 8,685,506 B2Nippon Electric Glass Co., Ltd.
- Fast start dimmable rf induction lamp19 Mar 2020US 2020/0090922 A1Lucidity Lights, Inc.
- Discharge lamp6 Jun 2019US 2019/0172698 A1Ushio Denki Kabushiki Kaisha
- Fast start fluorescent light bulb14 Dec 2017US 2017/0358441 A1Lucidity Lights, Inc.
- Hermetically sealed ceramic discharge lamps8 Jan 2015US 2015/0008821 A1General Electric Company
- Induction rf fluorescent lamp with helix mount25 Dec 2014US 2014/0375203 A1
Most cited
By later US patents
- Electrodeless fluorescent lamp with optimized amalgam positioning35US 5,434,482 AGeneral Electric Company · 1995
- Induction RF fluorescent lamp with processor-based external dimmer load control17US 9,911,589 B2Lucidity Lights, Inc. · 2018
- Accurate placement and retention of an amalgam in a electrodeless fluorescent lamp16US 5,629,584 AGeneral Electric Company · 1997
- Fluorescent lamp and amalgam assembly therefor8US 6,650,041 B1Osram Sylvania Inc. · 2003
- Pumping tube for pumping and filling flat display panel5US 6,531,818 B1Thomson Licensing S. A. · 2003