G02F 1/05
With ferro-electric properties
Official title: with ferro-electric properties (G02F1/035, G02F1/055 take precedence)
G02F1/05 (With ferro-electric properties) appears on 116 US grants and 77 published applications in this corpus.
Search patents in G02F- Granted patents
- 116
- Published applications
- 77
- Assignees
- 82
- Inventors
- 283
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 6 | 0 |
| 1978 | 5 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 5 |
| 2003 | 4 | 1 |
| 2004 | 1 | 2 |
| 2005 | 3 | 4 |
| 2006 | 4 | 2 |
| 2007 | 0 | 3 |
| 2008 | 5 | 4 |
| 2009 | 3 | 1 |
| 2010 | 2 | 3 |
| 2011 | 0 | 4 |
| 2012 | 2 | 2 |
| 2013 | 3 | 0 |
| 2014 | 1 | 2 |
| 2015 | 2 | 1 |
| 2016 | 2 | 4 |
| 2017 | 2 | 2 |
| 2018 | 1 | 5 |
| 2019 | 2 | 0 |
| 2020 | 1 | 4 |
| 2021 | 3 | 3 |
| 2022 | 2 | 4 |
| 2023 | 1 | 3 |
| 2024 | 5 | 6 |
| 2025 | 3 | 7 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Layered solid state element comprising a ferroelectric layer and method for manufacturing the same19 May 2026US 12,635,416 B2Universite De Franche-Comte
- Visible light modulation device and optical engine including the same7 Apr 2026US 12,596,287 B2TDK Corporation
- Optical device and optical system4 Nov 2025US 12,461,401 B2TDK Corporation
- Engineered electro-optic devices3 Jun 2025US 12,321,053 B2Psiquantum, Corp.
- Structure for an optoelectronics platform and method of fabricating a structure for an optoelectronics platform21 Jan 2025US 12,204,184 B2National University of Singapore
- Spatial phase modulation element, spatial phase modulator, and optical modulator1 Oct 2026US 2026/0299334 A1Nikon Corporation
- Materials for temperature-actuated optical switching at infrared wavelengths10 Sep 2026US 2026/0267197 A1SRI International
- Structure for overcoming polarity reversal in dual-ferroelectric-crystal-paired electro-optic device and using method18 Jun 2026US 2026/0169320 A1Guilin Bairui Optoelectronics Technology Co., Ltd.
- Adjustable single-channel time-domain sampling filter, spectrometer, and detection method2 Apr 2026US 2026/0092812 A1Glitterintech (Xuzhou) Limited
- Single-Drive Differential Electrooptical Modulators4 Dec 2025US 2025/0370286 A1Cisco Technology, Inc.
Most cited
By later US patents
- Automatic bias control for electro-optic modulators111US 6,046,838 AKestrel Solutions, Inc. · 2000
- Electro-optically tunable external cavity mirror for a narrow linewidth semiconductor laser63US 6,041,071 ACoreTek, Inc. · 2000
- Device for tapping radiation from, or injecting radiation into, single made optical fiber, and communication system comprising same55US 4,749,248 AAmerican Telephone and Telegraph Company, AT&T Bell Laboratories · 1988
- Illumination and light gate utilization methods and apparatus54US 4,316,196 ABell & Howell Company · 1982
- Composite optical modulator47US 5,576,879 AFuji Xerox Co., Ltd. · 1996