H01P 1/28
Short-circuiting plungers
H01P1/28 (Short-circuiting plungers) appears on 29 US grants and 12 published applications in this corpus.
Search patents in H01P- Granted patents
- 29
- Published applications
- 12
- Assignees
- 25
- Inventors
- 52
- Latest grant
- 7 Sep 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 0 |
| 2016 | 2 | 3 |
| 2017 | 1 | 0 |
| 2018 | 3 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Waveguide non-reflective terminator and waveguide circuit7 Sep 2021US 11,114,732 B2Mitsubishi Electric Corporation
- High-frequency semiconductor amplifier29 May 2018US 9,985,584 B2Kabushiki Kaisha Toshiba
- High-frequency semiconductor amplifier3 Apr 2018US 9,935,581 B2Kabushiki Kaisha Toshiba
- High-frequency semiconductor amplifier27 Mar 2018US 9,929,693 B2Kabushiki Kaisha Toshiba
- High power high frequency loads for energy recovery3 Jan 2017US 9,537,196 B2Cern - European Organization for Nuclear Research
- Stub tuner22 Jun 2023US 2023/0198113 A1Furuno Electric Co., Ltd.
- Waveguide non-reflective terminator and waveguide circuit27 Aug 2020US 2020/0274218 A1Mitsubishi Electric Corporation
- High-frequency semiconductor amplifier28 Jul 2016US 2016/0218676 A1Kabushiki Kaisha Toshiba
- High-frequency semiconductor amplifier28 Jul 2016US 2016/0218677 A1Kabushiki Kaisha Toshiba
- High-frequency semiconductor amplifier28 Jul 2016US 2016/0218678 A1Kabushiki Kaisha Toshiba
Most cited
By later US patents
- Waveguide with adjustable backshort332US 6,549,106 B2Cascade Microtech, Inc. · 2003
- Adjustable sliding electrical contact for waveguide post and coaxial line termination133US 3,972,013 AHughes Aircraft Company · 1976
- RF amplifier assembly with reliable RF pallet ground111US 6,309,245 B1Powerwave Technologies, Inc. · 2001
- RF tuning element45US 5,115,217 ACalifornia Institute of Technology · 1992
- Noncontacting waveguide backshort43US 5,138,289 ACalifornia Institute of Technology · 1992