H03H 7/253
The element being a diode
Official title: {the element being a diode}
H03H7/253 (The element being a diode) appears on 76 US grants and 34 published applications in this corpus.
Search patents in H03H- Granted patents
- 76
- Published applications
- 34
- Assignees
- 56
- Inventors
- 107
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 1 |
| 2003 | 2 | 3 |
| 2004 | 0 | 0 |
| 2005 | 2 | 1 |
| 2006 | 1 | 1 |
| 2007 | 3 | 5 |
| 2008 | 1 | 2 |
| 2009 | 4 | 0 |
| 2010 | 0 | 1 |
| 2011 | 2 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 2 | 1 |
| 2017 | 1 | 2 |
| 2018 | 1 | 2 |
| 2019 | 3 | 3 |
| 2020 | 2 | 1 |
| 2021 | 1 | 1 |
| 2022 | 1 | 2 |
| 2023 | 0 | 4 |
| 2024 | 0 | 0 |
| 2025 | 4 | 1 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Varactor-tunable radio frequency resonant circuits and components14 Apr 2026US 12,603,631 B2Knowles Cazenovia, Inc.
- Nonlinear transmission line (NLTL) with controllable harmonic output power spectrum24 Mar 2026US 12,587,159 B1Northrop Grumman Systems Corporation
- Temperature based gain droop compensation circuit6 Jan 2026US 12,519,457 B2Skyworks Solutions, Inc.
- Attenuation circuit21 Oct 2025US 12,451,857 B2NXP B. V.
- Temperature sensing circuit with shut off23 Sep 2025US 12,425,004 B2Skyworks Solutions, Inc.
- Varactor-tunable radio frequency resonant circuits and components17 Apr 2025US 2025/0125782 A1Knowles Cazenovia, Inc.
- Temperature sensing circuit with shut off21 Sep 2023US 2023/0296446 A1Skyworks Solutions, Inc.
- Variable attenuation circuit utilizing varactor diodes21 Sep 2023US 2023/0299748 A1Skyworks Solutions, Inc.
- Temperature based gain droop compensation circuit21 Sep 2023US 2023/0299749 A1Skyworks Solutions, Inc.
- Attenuation circuit1 Jun 2023US 2023/0170871 A1NXP B. V.
Most cited
By later US patents
- Variable microwave attenuator86US 4,009,456 AGeneral Microwave Corporation · 1977
- Controllable high-frequency attenuator25US 5,204,643 ANokia Mobile Phones Ltd. · 1993
- Variable RF attenuator22US 4,236,126 ACincinnati Electronics Corporation · 1980
- Variable resistance attenuator20US 4,216,445 AThe United States of America as represented by the Secretary of the Army · 1980
- Constant impedance, constant phase pin diode with attenuator18US 4,097,827 AThe United States of America as represented by the Secretary of the Air Force · 1978