G02F 1/0553
Specially adapted for gating or modulating in optical waveguides
Official title: {specially adapted for gating or modulating in optical waveguides}
G02F1/0553 (Specially adapted for gating or modulating in optical waveguides) appears on 27 US grants and 23 published applications in this corpus.
Search patents in G02F- Granted patents
- 27
- Published applications
- 23
- Assignees
- 17
- Inventors
- 75
- Latest grant
- 8 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 3 |
| 2003 | 2 | 3 |
| 2004 | 0 | 1 |
| 2005 | 2 | 3 |
| 2006 | 1 | 0 |
| 2007 | 1 | 1 |
| 2008 | 2 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 2 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 2 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heterogeneous integration and electro-optic modulation of III-nitride photonics on a silicon photonic platform8 Apr 2025US 12,271,068 B2Rtx Bbn Technologies, Inc.
- Hetergenous integration and electro-optic modulation of III-nitride photonics on a silicon photonic platform12 Sep 2023US 11,754,865 B2Raytheon BBN Technologies Corp.
- Optical modulator and optical transmission apparatus using same26 Oct 2021US 11,156,857 B2Sumitomo Osaka Cement Co., Ltd.
- Optical modulator using phase change material and device including the same2 Feb 2021US 10,908,437 B2Samsung Electronics Co., Ltd.
- Tunable optical filter and method of manufacture thereof26 Jan 2016US 9,244,266 B2Lightwaves 2020, Inc.
- Dielectric thin film deposited substrate, dielectric thin film deposited substrate manufacturing method, optical waveguide element, and optical modulation element23 Apr 2026US 2026/0110929 A1TDK Corporation
- Electro-optical modulator with an integrated memory device13 Mar 2025US 2025/0085574 A1
- Heterogeneous integration and electro-optic modulation of iii-nitride photonics on a silicon photonic platform22 Jun 2023US 2023/0194911 A1Raytheon BBN Technologies Corp.
- Hetergenous integration and electro-optic modulation of iii-nitride photonics on a silicon photonic platform27 May 2021US 2021/0157178 A1Raytheon BBN Technologies Corp.
- Optical modulator and optical transmission apparatus using same3 Dec 2020US 2020/0379278 A1Sumitomo Osaka Cement Co., Ltd.
Most cited
By later US patents
- Opical waveguide device59US 6,078,717 AFuji Xerox Co., Ltd. · 2000
- Oriented ferroelectric thin film element41US 5,776,621 AFuji Xerox Co., Ltd. · 1998
- Optical waveguide device and manufacturing method thereof33US 6,307,996 B1Fuji Xerox Co., Ltd. · 2001
- Waveguides, interferometers, and methods of their formation28US 5,064,684 AEastman Kodak Company · 1991
- Oriented ferroelectric thin-film element and manufacturing method therefor26US 5,567,979 AFuji Xerox Co., Ltd. · 1996