G02F 2201/063
Ridge
Official title: ridge; rib; strip loaded
G02F2201/063 (Ridge) appears on 231 US grants and 270 published applications in this corpus.
Search patents in G02F- Granted patents
- 231
- Published applications
- 270
- Assignees
- 135
- Inventors
- 550
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 6 |
| 2003 | 3 | 4 |
| 2004 | 3 | 4 |
| 2005 | 4 | 10 |
| 2006 | 9 | 7 |
| 2007 | 8 | 6 |
| 2008 | 4 | 3 |
| 2009 | 4 | 6 |
| 2010 | 6 | 10 |
| 2011 | 6 | 10 |
| 2012 | 6 | 9 |
| 2013 | 10 | 12 |
| 2014 | 12 | 5 |
| 2015 | 12 | 6 |
| 2016 | 5 | 5 |
| 2017 | 10 | 16 |
| 2018 | 10 | 11 |
| 2019 | 8 | 16 |
| 2020 | 13 | 18 |
| 2021 | 24 | 20 |
| 2022 | 11 | 18 |
| 2023 | 11 | 14 |
| 2024 | 7 | 18 |
| 2025 | 20 | 18 |
| 2026 | 11 | 18 |
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 same8 Sep 2026US 12,730,336 B2Sumitomo Osaka Cement Co., Ltd.
- Method and system for a vertical junction high-speed phase modulator8 Sep 2026US 12,730,348 B2Cisco Technology, Inc.
- Optical waveguide element, optical modulator, optical modulation module, and optical transmission device14 Jul 2026US 12,681,341 B2Sumitomo Osaka Cement Co., Ltd.
- Ultra-low-energy non-volatile phase shifters7 Jul 2026US 12,675,007 B1
- Electro-optic devices having engineered electrodes7 Jul 2026US 12,675,009 B2HyperLight Corporation
- Semiconductor optical modulator1 Oct 2026US 2026/0299370 A1NTT, Inc.
- Hybrid electro-optic phase shifters24 Sep 2026US 2026/0287939 A1GLOBALFOUNDRIES U. S. Inc.
- Triply resonant electro-optic transducers10 Sep 2026US 2026/0267177 A1International Business Machines Corporation
- Silicon optical modulator27 Aug 2026US 2026/0251924 A1Picmore Technology (Suzhou) Ltd.
- Optical phase modulator, optical circuit, mach-zehnder interferometer, and optical accelerator13 Aug 2026US 2026/0235894 A1Nichia Corporation
Most cited
By later US patents
- Integrated silicon pin diode electro-optic waveguide93US 5,757,986 ABookham Technology PLC · 1998
- Electro-optic device78US 5,908,305 ABookham Technology PLC · 1999
- Semiconductor photonic nano communication link apparatus71US 7,603,016 B1The United States of America as represented by the Secretary of the Air Force · 2009
- Optical waveguide device with an adiabatically-varying width52US 7,941,014 B1Sandia Corporation · 2011
- Integrated optical modulator and waveguide and method41US 5,502,779 ATexas Instruments Incorporated · 1996