H04B 5/22
Capacitive coupling
H04B5/22 (Capacitive coupling) appears on 910 US grants and 975 published applications in this corpus.
Search patents in H04B- Granted patents
- 910
- Published applications
- 975
- Assignees
- 447
- Inventors
- 1,661
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 6 | 0 |
| 1998 | 4 | 0 |
| 1999 | 9 | 0 |
| 2000 | 8 | 0 |
| 2001 | 9 | 0 |
| 2002 | 2 | 12 |
| 2003 | 9 | 8 |
| 2004 | 5 | 12 |
| 2005 | 11 | 16 |
| 2006 | 9 | 16 |
| 2007 | 11 | 15 |
| 2008 | 5 | 29 |
| 2009 | 11 | 29 |
| 2010 | 14 | 31 |
| 2011 | 26 | 35 |
| 2012 | 30 | 33 |
| 2013 | 32 | 43 |
| 2014 | 47 | 95 |
| 2015 | 46 | 86 |
| 2016 | 62 | 73 |
| 2017 | 72 | 84 |
| 2018 | 88 | 64 |
| 2019 | 94 | 70 |
| 2020 | 65 | 53 |
| 2021 | 57 | 52 |
| 2022 | 39 | 37 |
| 2023 | 37 | 36 |
| 2024 | 25 | 23 |
| 2025 | 20 | 16 |
| 2026 | 15 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Non-invasive method and system for detecting quality of packaged milk6 Oct 2026US 12,754,178 B2Tata Consultancy Services Limited
- Method and device for adapting a near-field communication21 Jul 2026US 12,689,409 B2Orange
- Wireless chip-to-chip high-speed data transport30 Jun 2026US 12,672,566 B2Intel Corporation
- Digital isolator architecture for hybrid capacitor and inductor19 May 2026US 12,633,959 B2Kinetic Technologies International Holdings LP
- Thermally decoupled signal transmission lines19 May 2026US 12,635,066 B2International Business Machines Corporation
- Method for providing nfc data exchange format messages8 Oct 2026US 2026/0312623 A1Silicon Craft Technology Co., Ltd.
- Digital isolator architecture for hybrid capacitor and inductor27 Aug 2026US 2026/0254475 A1Kinetic Technologies International Holdings LP
- Broadband channel improvement network25 Jun 2026US 2026/0180622 A1Intel Corporation
- Quasistatic and resonant communication system and method through a display chassis21 May 2026US 2026/0142689 A1Quasistatics Inc.
- Communication system for augmented human-object interaction2 Apr 2026US 2026/0095207 A1Quasistatics Inc.
Most cited
By later US patents
- Surgical shaft assemblies with slip ring assemblies forming capacitive channels675US 10,903,685 B2Ethicon, Inc. · 2021
- Network termination and methods for use therewith457US 9,912,381 B2AT&T Intellectual Property I, L. P. · 2018
- Dual-antenna transceiver355US 4,542,532 AMedtronic, Inc. · 1985
- Analog and digital telemetry system for an implantable device348US 4,681,111 ASiemens-Pacesetter, Inc. · 1987
- Passive electrical coupling device and methods for use therewith323US 10,224,981 B2AT&T Intellectual Property I, L. P. · 2019