H01P 1/183
Coaxial phase-shifters
Official title: {Coaxial phase-shifters (H01P1/181, H01P1/185, H01P1/19 take precedence)}
H01P1/183 (Coaxial phase-shifters) appears on 39 US grants and 30 published applications in this corpus.
Search patents in H01P- Granted patents
- 39
- Published applications
- 30
- Assignees
- 36
- Inventors
- 86
- Latest grant
- 19 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 2 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 1 | 3 |
| 2013 | 3 | 3 |
| 2014 | 1 | 3 |
| 2015 | 2 | 2 |
| 2016 | 0 | 1 |
| 2017 | 4 | 4 |
| 2018 | 3 | 3 |
| 2019 | 3 | 3 |
| 2020 | 3 | 2 |
| 2021 | 3 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Stretchable liquid metal coaxial phase shifter19 Aug 2025US 12,394,874 B1UNM Rainforest Innovations
- Connector-attached dielectric waveguide including a connecting portion and a fixing portion that are slidably axially movable with respect to each other19 Oct 2021US 11,152,678 B2Daikin Industries, Ltd.
- Multi radiator antenna comprising means for indicating antenna main lobe direction25 May 2021US 11,018,424 B2Cellmax Technologies AB
- Signal booster with coaxial cable connections16 Feb 2021US 10,925,115 B2Wilson Electronics, LLC
- Additive manufacturing methods for magnetic materials11 Aug 2020US 10,737,424 B2The Boeing Company
- Phase tuning methods for transmission lines30 Jul 2026US 2026/0221639 A1Telefonaktiebolaget LM Ericsson (publ)
- Signal booster with coaxial cable connections19 Mar 2020US 2020/0092947 A1Wilson Electronics, LLC
- Dielectric waveguide line with connector12 Mar 2020US 2020/0083578 A1Daikin Industries, Ltd.
- Reduced size phase shifter11 Jul 2019US 2019/0214696 A1Aselsan Elektronik Sanayi Ve Ticaret Anonim Sirketi
- Signal booster with coaxial cable connections28 Feb 2019US 2019/0069342 A1Wilson Electronics, LLC
Most cited
By later US patents
- Variable differential phase shifter providing phase variation of two output signals relative to one input signal60US 5,801,600 ADeltec New Zealand Limited · 1998
- Dielectric loaded adjustable phase shifting apparatus40US 4,788,515 AHughes Aircraft Company · 1988
- Coaxial LC phase-shifter for phase-controlled television broadcast switching circuit30US 4,602,227 ARCA Corporation · 1986
- Silicon transformer balun22US 9,843,301 B1Northrop Grumman Systems Corporation · 2017
- Phased array antenna using a movable phase shifter system21US 6,683,582 B1Leading Edge Antenna Development, Inc. · 2004