H01K 1/34
Double wall vessels
H01K1/34 (Double wall vessels) appears on 84 US grants and 55 published applications in this corpus.
Search patents in H01K- Granted patents
- 84
- Published applications
- 55
- Assignees
- 32
- Inventors
- 186
- Latest grant
- 17 Mar 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 2 |
| 2003 | 3 | 4 |
| 2004 | 2 | 2 |
| 2005 | 1 | 5 |
| 2006 | 1 | 12 |
| 2007 | 2 | 3 |
| 2008 | 2 | 4 |
| 2009 | 4 | 7 |
| 2010 | 1 | 3 |
| 2011 | 2 | 4 |
| 2012 | 2 | 0 |
| 2013 | 1 | 2 |
| 2014 | 1 | 2 |
| 2015 | 0 | 3 |
| 2016 | 2 | 1 |
| 2017 | 1 | 0 |
| 2018 | 2 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Reflector lamp17 Mar 2020US 10,594,067 B2Ledvance GmbH
- Illuminating lamp14 Aug 2018US 10,047,913 B1Dong Guan Bright Yinhuey Lighting Do., Ltd. China
- Reflector lamp19 Jun 2018US 10,004,134 B2Ledvance GmbH
- Modified spectrum incandescent lamp28 Mar 2017US 9,607,821 B2Osram Sylvania Inc.
- Electric lamp5 Jul 2016US 9,386,670 B2OSRAM GmbH
Most cited
By later US patents
- Rapid thermal processing heater technology and method of use202US 5,951,896 AMicro C Technologies, Inc. · 1999
- Light emitting device, socket device and lighting device104US 6,325,651 B1Moriyama Sangyo Kabushiki Kaisha · 2001
- Halogen lamps with mains-to-low voltage drivers50US 7,339,790 B2Koninklijke Philips Electronics N. V. · 2008
- Fusion sealed glass lamp unit41US 4,654,760 AGeneral Electric Company · 1987
- Incandescent lamp with infrared filter40US 4,017,758 AU. S. Philips Corporation · 1977