H03C 7/00
Modulating electromagnetic waves
Official title: Modulating electromagnetic waves (devices or arrangements for the modulation of light G02F1/00)
H03C7/00 (Modulating electromagnetic waves) appears on 108 US grants and 63 published applications in this corpus.
Search patents in H03C- Granted patents
- 108
- Published applications
- 63
- Assignees
- 86
- Inventors
- 236
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 2 |
| 2003 | 2 | 0 |
| 2004 | 2 | 1 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 2 | 5 |
| 2010 | 2 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 3 |
| 2014 | 4 | 7 |
| 2015 | 1 | 2 |
| 2016 | 5 | 3 |
| 2017 | 0 | 2 |
| 2018 | 5 | 4 |
| 2019 | 4 | 5 |
| 2020 | 5 | 6 |
| 2021 | 4 | 4 |
| 2022 | 6 | 4 |
| 2023 | 3 | 3 |
| 2024 | 2 | 3 |
| 2025 | 2 | 1 |
| 2026 | 2 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems, methods, and devices for electromagnetic modulation26 May 2026US 12,640,685 B2The MITRE Corporation
- Systems and methods for communicating and sensing through plasma17 Mar 2026US 12,580,665 B2The Boeing Company
- Electronic device9 Sep 2025US 12,413,185 B2Innolux Corporation
- System with magnetic film for reducing passive intermodulation18 Feb 2025US 12,230,854 B23M Innovative Properties Company
- Magnetic absorbers for passive intermodulation mitigation12 Nov 2024US 12,143,066 B23M Innovative Properties Company
- Magnetostatic wave resonator based scanning filter24 Sep 2026US 2026/0291460 A1BAE Systems Information and Electronic Systems Integration Inc.
- Absorption Terahertz Direct Modulator with Zero Reflection9 Jul 2026US 2026/0196704 A1University of Electronic Science and Technology of China
- Solid-state, electronically controlled broadband thz modulator via organic electrochemical device9 Apr 2026US 2026/0100676 A1The Trustees of Princeton University
- Display screen and wireless communication device9 Apr 2026US 2026/0100997 A1Yungu (Gu'an) Technology Co., Ltd.
- Modulator, manufacturing method, and transmitting apparatus26 Mar 2026US 2026/0088761 A1Huawei Technologies Co., Ltd.
Most cited
By later US patents
- MMIC tunable biphase modulator49US 5,442,327 AMotorola, Inc. · 1995
- Tunable radio frequency and microwave photonic filters48US 7,587,144 B2OEwaves, Inc. · 2009
- Direct QAM modulator39US 5,852,389 ATelecommunications Research Laboratories · 1998
- Broadband adjustable phase modulation circuit26US 4,549,152 ARCA Corporation · 1985
- Active terahertz metamaterial devices26US 7,826,504 B2Los Alamos National Security, LLC · 2010