H01Q 15/246
Rotating the plane of polarisation of a linear polarised wave
Official title: {rotating the plane of polarisation of a linear polarised wave (guided wave H01P1/165)}
H01Q15/246 (Rotating the plane of polarisation of a linear polarised wave) appears on 136 US grants and 103 published applications in this corpus.
Search patents in H01Q- Granted patents
- 136
- Published applications
- 103
- Assignees
- 88
- Inventors
- 261
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 4 | 3 |
| 2003 | 1 | 1 |
| 2004 | 0 | 2 |
| 2005 | 3 | 1 |
| 2006 | 1 | 3 |
| 2007 | 0 | 0 |
| 2008 | 2 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 2 | 5 |
| 2014 | 1 | 1 |
| 2015 | 4 | 4 |
| 2016 | 2 | 3 |
| 2017 | 5 | 7 |
| 2018 | 6 | 8 |
| 2019 | 4 | 9 |
| 2020 | 15 | 12 |
| 2021 | 16 | 9 |
| 2022 | 7 | 11 |
| 2023 | 17 | 10 |
| 2024 | 6 | 5 |
| 2025 | 9 | 1 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Variable reflect array, and method for designing variable reflector array30 Jun 2026US 12,671,177 B2Denki Kogyo Company, Limited
- Polarizatopm-modifying waveguide antenna device26 May 2026US 12,640,485 B2Huber+Suhner AG
- Systems and methods for rotating polarization of radio frequency waves17 Feb 2026US 12,555,915 B2Keysight Technologies, Inc.
- Transmitting or receiving circularly polarized signals by linearly polarized antennas20 Jan 2026US 12,531,585 B2Mediatek Inc.
- Polarizer for parallel plate waveguides23 Dec 2025US 12,506,275 B2Telefonaktiebolaget LM Ericsson (publ)
- Apparatus, system, and method of rotating a polarization of radio frequency (rf) signals10 Sep 2026US 2026/0269487 A1Mobileye Vision Technologies Ltd.
- Antenna device13 Aug 2026US 2026/0237908 A1Huber+Suhner AG
- System and method for real time multi-frequency operation using metasurface-based mechanically controlled tunable polarization conversion30 Apr 2026US 2026/0121734 A1Tata Consultancy Services Limited
- Advanced Antenna System Active Impedance Load Mitigation2 Apr 2026US 2026/0095229 A1Telefonaktiebolaget LM Ericsson (publ)
- Transmitting or receiving circularly polarized signals by linearly polarized antennas5 Mar 2026US 2026/0066932 A1Mediatek Inc.
Most cited
By later US patents
- Compact microwave and millimeter wave radar202US 5,680,139 AMillitech Corporation · 1997
- Contraband detection system195US 5,227,800 AMillitech Corporation · 1993
- Contraband detection system126US 5,073,782 AMillitech Corporation · 1991
- Millimeter wave imaging sensors, sources and systems93US 5,202,692 AMillitech Corporation · 1993
- Object detection and location system57US 4,901,084 AMillitech Corporation · 1990