H01P 1/217
The ferromagnetic material acting as a tuning element in resonators
Official title: the ferromagnetic material acting as a tuning element in resonators
H01P1/217 (The ferromagnetic material acting as a tuning element in resonators) appears on 11 US grants and 9 published applications in this corpus.
Search patents in H01P- Granted patents
- 11
- Published applications
- 9
- Assignees
- 11
- Inventors
- 27
- Latest grant
- 21 Mar 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 1 | 2 |
| 2020 | 0 | 0 |
| 2021 | 2 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Magnetic field application device and magnetic field application system including the same21 Mar 2023US 11,610,708 B2Agency for Defense Development
- Tunable frequency selective limiter1 Jun 2021US 11,024,932 B1Rockwell Collins, Inc.
- Systems and devices for filtering electrical signals19 Jan 2021US 10,897,068 B2D-Wave Systems Inc.
- High frequency oscillator, high frequency welding system and method for controlling the frequency using said type of high frequency oscillator26 Mar 2019US 10,239,261 B2KIEFEL GmbH
- Low-loss continuously tunable filter and resonator thereof6 Mar 2018US 9,912,026 B2Microelectronics Technology Inc.
- Magnetostatic wave resonator based scanning filter24 Sep 2026US 2026/0291460 A1BAE Systems Information and Electronic Systems Integration Inc.
- Magnetic field application device and magnetic field application system including the same25 Nov 2021US 2021/0366639 A1Agency for Defense Development
- Systems and devices for filtering electrical signals21 Mar 2019US 2019/0089031 A1D-Wave Systems Inc.
- High frequency oscillator, high frequency welding system and method for controlling the frequency using said type of high frequency oscillator7 Feb 2019US 2019/0039327 A1KIEFEL GmbH
- Low-loss continuously tunable filter and resonator thereof28 Apr 2016US 2016/0118704 A1Microelectronics Technology Inc.
Most cited
By later US patents
- Ferroelectric electronically tunable filters43US 5,459,123 A1995
- Tunable circuit for tunable capacitor devices18US 7,109,818 B2Midwest Research Institute · 2006
- Preselector filter with tunable narrowband excision13US 5,426,402 AThe United States of America as represented by the Secretary of the Army · 1995
- High power radio frequency tunable circuits12US 4,020,429 AMotorola, Inc. · 1977
- Systems and devices for filtering electrical signals5US 10,897,068 B2D-Wave Systems Inc. · 2021