H01P 1/2013
Coplanar line filters
Official title: {Coplanar line filters}
H01P1/2013 (Coplanar line filters) appears on 78 US grants and 70 published applications in this corpus.
Search patents in H01P- Granted patents
- 78
- Published applications
- 70
- Assignees
- 51
- Inventors
- 176
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 1 |
| 2002 | 0 | 0 |
| 2003 | 4 | 6 |
| 2004 | 3 | 2 |
| 2005 | 3 | 8 |
| 2006 | 5 | 4 |
| 2007 | 3 | 4 |
| 2008 | 4 | 8 |
| 2009 | 4 | 11 |
| 2010 | 10 | 1 |
| 2011 | 3 | 1 |
| 2012 | 1 | 1 |
| 2013 | 3 | 2 |
| 2014 | 2 | 3 |
| 2015 | 2 | 2 |
| 2016 | 1 | 2 |
| 2017 | 7 | 3 |
| 2018 | 2 | 4 |
| 2019 | 3 | 0 |
| 2020 | 2 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 3 |
| 2023 | 0 | 0 |
| 2024 | 3 | 2 |
| 2025 | 1 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Resonator and frequency-tunable resonator25 Aug 2026US 12,719,141 B2National Institute of Advanced Industrial Science and Technology
- Electronic circuit and calculator18 Feb 2025US 12,231,103 B2Kabushiki Kaisha Toshiba
- Electrical filter structure24 Dec 2024US 12,176,591 B2Advantest Corporation
- Transmission line for radiofrequency range current5 Mar 2024US 11,923,587 B2Huawei Technologies Co., Ltd.
- Kinetic inductance parametric amplifier6 Feb 2024US 11,894,812 B2Silicon Quantum Computing Pty Limited
- Quantum device11 Jun 2026US 2026/0165037 A1Fujitsu Limited
- Millimeter-wave bandpass filter23 Oct 2025US 2025/0329908 A1The Hong Kong University of Science and Technology
- Resonator and frequency-tunable resonator15 Aug 2024US 2024/0275012 A1National Institute of Advanced Industrial Science and Technology
- Electronic circuit and calculator18 Jan 2024US 2024/0022235 A1Kabushiki Kaisha Toshiba
- A kinetic inductance parametric amplifier6 Oct 2022US 2022/0321073 A1NewSouth Innovations Pty Limited
Most cited
By later US patents
- Planar active endfire radiating elements and coplanar waveguide filters with wide electronic tuning bandwidth156US 5,142,255 AThe Texas A&M University System · 1992
- Formation of nonlinear dielectric films for electrically tunable microwave devices112US 6,045,932 AThe Regents of the Universitiy of California · 2000
- Planar high temperature superconductor filters with backside coupling36US 5,750,473 AE. I. Du Pont de Nemours and Company · 1998
- Low-loss superconducting devices35US 8,954,125 B2International Business Machines Corporation · 2015
- Localized electrical fine tuning of passive microwave and radio frequency devices27US 6,216,020 B1The Regents of the University of California · 2001