G02F 1/0344
Controlled by a high-frequency electromagnetic wave component in an electric waveguide
Official title: {controlled by a high-frequency electromagnetic wave component in an electric waveguide (G02F1/0356, G02F1/05, G02F1/2255, G02F1/3134 take precedence)}
G02F1/0344 (Controlled by a high-frequency electromagnetic wave component in an electric waveguide) appears on 35 US grants and 30 published applications in this corpus.
Search patents in G02F- Granted patents
- 35
- Published applications
- 30
- Assignees
- 37
- Inventors
- 99
- Latest grant
- 3 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 1 | 2 |
| 2005 | 1 | 1 |
| 2006 | 2 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 4 |
| 2018 | 3 | 2 |
| 2019 | 2 | 1 |
| 2020 | 1 | 3 |
| 2021 | 1 | 4 |
| 2022 | 2 | 1 |
| 2023 | 3 | 2 |
| 2024 | 0 | 0 |
| 2025 | 2 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods and systems for frequency conversion and modulation using solid-state defects3 Jun 2025US 12,321,050 B2The University of Chicago
- Electrically configurable optical filters7 Jan 2025US 12,189,221 B2Raytheon Company
- Electro-optic modulator22 Aug 2023US 11,733,555 B2Qubig GmbH
- Cascaded resonant optical phase modulators for enhanced sensitivity while preserving linearity18 Jul 2023US 11,705,687 B2Honeywell International Inc.
- Electrically configurable optical filters20 Jun 2023US 11,681,169 B2Raytheon Company
- Modulation module and electronic device including the same4 Jun 2026US 2026/0153756 A1Innolux Corporation
- Optical Transmitter16 Apr 2026US 2026/0104606 A1Nippon Telegraph and Telephone Corporation
- Optical modulation device, optical modulator, optical modulation module, optical transmission apparatus, and optical transmission system21 Aug 2025US 2025/0264745 A1Sumitomo Osaka Cement Co., Ltd.
- Substrate based traveling wave optoelectronic device17 Apr 2025US 2025/0123455 A1OpenLight Photonics, Inc.
- Electrically configurable optical filters19 Oct 2023US 2023/0333416 A1Raytheon Company
Most cited
By later US patents
- Measurement of electrical signals with subpicosecond resolution37US 4,603,293 AUniversity of Rochester · 1986
- Resonant cavity optical modulator27US 4,733,397 AElectrical Power Research Institute, Inc. · 1988
- Method and apparatus for producing a non-linear interaction between two electromagnetic waves25US 5,079,444 AMAX-PLANCK-GESELLSCHAFT zur FOERDERUNG der WISSENSCHAFTEN.e.V · 1992
- High-frequency circuit, optical module employing same, and method of matching impedance15US 6,101,295 AOki Electric Industry Co., Ltd. · 2000
- Low drive voltage LiNbO3 intensity modulator with reduced electrode loss15US 6,304,685 B1The United States of America as represented by the Secretary of the Navy · 2001