H03H 7/1791
Combined lc in shunt or branch path
Official title: {Combined LC in shunt or branch path}
H03H7/1791 (Combined lc in shunt or branch path) appears on 185 US grants and 157 published applications in this corpus.
Search patents in H03H- Granted patents
- 185
- Published applications
- 157
- Assignees
- 113
- Inventors
- 355
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 6 |
| 2003 | 6 | 2 |
| 2004 | 6 | 7 |
| 2005 | 4 | 4 |
| 2006 | 3 | 3 |
| 2007 | 4 | 8 |
| 2008 | 5 | 6 |
| 2009 | 2 | 6 |
| 2010 | 7 | 15 |
| 2011 | 11 | 5 |
| 2012 | 7 | 5 |
| 2013 | 6 | 7 |
| 2014 | 4 | 9 |
| 2015 | 10 | 10 |
| 2016 | 11 | 5 |
| 2017 | 7 | 4 |
| 2018 | 5 | 6 |
| 2019 | 6 | 6 |
| 2020 | 4 | 8 |
| 2021 | 6 | 5 |
| 2022 | 4 | 7 |
| 2023 | 8 | 14 |
| 2024 | 6 | 3 |
| 2025 | 9 | 2 |
| 2026 | 5 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Electronic component16 Jun 2026US 12,658,873 B2TDK Corporation
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- Module for measuring current/voltage/power of plasma apparatus and plasma apparatus including the same17 Mar 2026US 12,580,167 B2Koreas Institute of Fusion Energy
- Differential amplification circuit17 Mar 2026US 12,580,545 B2Murata Manufacturing Co., Ltd.
- Balanced filter10 Sep 2026US 2026/0269802 A1Murata Manufacturing Co., Ltd.
- Filter and multiplexer20 Aug 2026US 2026/0246441 A1Anhui Yunta Electronic Technologies Co., Ltd.
- Multiplexer and detector26 Feb 2026US 2026/0058625 A1Zhejiang Lab
- Filter device and radio-frequency front-end circuit22 Jan 2026US 2026/0025118 A1Murata Manufacturing Co., Ltd.
- Filter circuit17 Jul 2025US 2025/0233578 A1TDK Corporation
Most cited
By later US patents
- Filter with electrically adjustable attenuation characteristic63US 5,227,748 ATechnophone Limited · 1993
- Integrated dual frequency noise attenuator62US 5,898,562 AAVX Corporation · 1999
- Surface-acoustic-wave filters with poles of attenuation created by impedance circuits62US 5,905,418 AOki Electric Industry Co., Ltd. · 1999
- Multi-layered LC composite with a connecting pattern capacitively coupling inductors to ground56US 6,504,451 B1Murata Manufacturing Co., Ltd. · 2003
- Varactor tuned helical resonator for use with duplex filter48US 5,717,368 ALK-Products Oy · 1998