H01Q 15/248
Using a reflecting surface
Official title: {using a reflecting surface, e.g. twist reflector (combination with a polarisation filter in dual reflector antennas H01Q19/195)}
H01Q15/248 (Using a reflecting surface) appears on 34 US grants and 21 published applications in this corpus.
Search patents in H01Q- Granted patents
- 34
- Published applications
- 21
- Assignees
- 25
- Inventors
- 76
- Latest grant
- 30 Jun 2026
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| Year | Granted patents | Published applications |
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| 1981 | 1 | 0 |
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| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 2 |
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| 2020 | 5 | 1 |
| 2021 | 2 | 1 |
| 2022 | 0 | 2 |
| 2023 | 4 | 3 |
| 2024 | 1 | 0 |
| 2025 | 2 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Variable reflect array, and method for designing variable reflector array30 Jun 2026US 12,671,177 B2Denki Kogyo Company, Limited
- Radar antenna for vehicle bumper fascia21 Oct 2025US 12,451,595 B2Intel Corporation
- Signal cancellation in radio frequency (RF) device network15 Jul 2025US 12,362,798 B2Movandi Corporation
- Dual-band multimode antenna feed19 Mar 2024US 11,936,117 B2Saab AB
- Twistarray reflector for axisymmetric incident fields15 Aug 2023US 11,728,572 B1Raytheon Company
- 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
- Multi-function micro-actuated metasurface26 Jun 2025US 2025/0210879 A1The University of Birmingham
- Designing an optimal dual-band metamaterial polarization converter for refractive index sensing21 Dec 2023US 2023/0411864 A1Tata Consultancy Services Limited
- Variable reflect array, and method for designing variable reflector array23 Nov 2023US 2023/0378644 A1Denki Kogyo Company, Limited
- Signal cancellation in radio frequency (rf) device network29 Jun 2023US 2023/0208487 A1Movandi Corporation
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