G02F 1/0356
Controlled by a high-frequency electromagnetic wave component in an electric waveguide structure
Official title: {controlled by a high-frequency electromagnetic wave component in an electric waveguide structure}
G02F1/0356 (Controlled by a high-frequency electromagnetic wave component in an electric waveguide structure) appears on 368 US grants and 366 published applications in this corpus.
Search patents in G02F- Granted patents
- 368
- Published applications
- 366
- Assignees
- 174
- Inventors
- 643
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 5 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 6 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 7 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 6 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 3 |
| 2002 | 7 | 13 |
| 2003 | 12 | 20 |
| 2004 | 13 | 17 |
| 2005 | 13 | 12 |
| 2006 | 14 | 15 |
| 2007 | 15 | 12 |
| 2008 | 17 | 12 |
| 2009 | 10 | 15 |
| 2010 | 7 | 19 |
| 2011 | 11 | 9 |
| 2012 | 8 | 4 |
| 2013 | 12 | 8 |
| 2014 | 7 | 11 |
| 2015 | 9 | 9 |
| 2016 | 12 | 8 |
| 2017 | 7 | 8 |
| 2018 | 10 | 10 |
| 2019 | 13 | 10 |
| 2020 | 7 | 13 |
| 2021 | 15 | 26 |
| 2022 | 15 | 26 |
| 2023 | 11 | 19 |
| 2024 | 15 | 25 |
| 2025 | 22 | 19 |
| 2026 | 16 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optical waveguide device, and optical modulation device and optical transmission apparatus using same1 Sep 2026US 12,724,300 B2Sumitomo Osaka Cement Co., Ltd.
- Electro-optic modulator, optical chip, and integrated chip14 Jul 2026US 12,681,340 B2Huawei Technologies Co., Ltd.
- Optical waveguide element, optical modulator, optical modulation module, and optical transmission device14 Jul 2026US 12,681,341 B2Sumitomo Osaka Cement Co., Ltd.
- Waveguide line electrode structure and electro-optic modulator14 Jul 2026US 12,681,342 B2Nanjing Lycore Technologies Co., Ltd.
- Electro-optic devices having engineered electrodes7 Jul 2026US 12,675,009 B2HyperLight Corporation
- Embedded radio frequency shield between integrated optical modulator and silicon substrate1 Oct 2026US 2026/0299333 A1Cisco Technology, Inc.
- Triply resonant electro-optic transducers10 Sep 2026US 2026/0267177 A1International Business Machines Corporation
- Optical modulator and optical transmission apparatus using the same3 Sep 2026US 2026/0259438 A1Sumitomo Osaka Cement Co., Ltd.
- Differential drive modulator structures for a linear electro-optic platform13 Aug 2026US 2026/0235896 A1Ciena Corporation
- Photonic devices and methods of forming the same13 Aug 2026US 2026/0235897 A1
Most cited
By later US patents
- High-speed external integrated optical modulator47US 5,455,876 AGeneral Microwave Israel Corporation · 1995
- Traveling wave, electrooptic devices with effective velocity matching45US 4,448,479 ABell Telephone Laboratories, Incorporated · 1984
- Differential drive optical modulator45US 6,192,167 B1Uniphase Telecommunications Products, Inc. · 2001
- Optical apparatus43US 5,640,267 ASharp Kabushiki Kaisha · 1997
- Optical modulator for CATV systems42US 5,787,211 AGeneral Instrument Corporation of Delaware · 1998