G02F 1/0045
Liquid crystals characterised by their physical properties
Official title: {Liquid crystals characterised by their physical properties}
G02F1/0045 (Liquid crystals characterised by their physical properties) appears on 108 US grants and 147 published applications in this corpus.
Search patents in G02F- Granted patents
- 108
- Published applications
- 147
- Assignees
- 67
- Inventors
- 348
- Latest grant
- 23 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 3 |
| 2008 | 0 | 2 |
| 2009 | 2 | 4 |
| 2010 | 3 | 3 |
| 2011 | 2 | 5 |
| 2012 | 6 | 3 |
| 2013 | 4 | 12 |
| 2014 | 7 | 8 |
| 2015 | 9 | 15 |
| 2016 | 8 | 15 |
| 2017 | 12 | 18 |
| 2018 | 9 | 13 |
| 2019 | 14 | 6 |
| 2020 | 2 | 4 |
| 2021 | 8 | 4 |
| 2022 | 4 | 4 |
| 2023 | 4 | 11 |
| 2024 | 5 | 6 |
| 2025 | 5 | 4 |
| 2026 | 0 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Waveguide light multiplexer using crossed gratings23 Dec 2025US 12,504,667 B2Magic Leap, Inc.
- Lighting device and optical element9 Sep 2025US 12,411,363 B2Japan Display Inc.
- Optical element and optical device having the same19 Aug 2025US 12,393,060 B2Canon Kabushiki Kaisha
- Optical modulation structure24 Jun 2025US 12,339,459 B2Innolux Corporation
- Vehicle including a virtual image optical system in a housing having heat dissipation25 Mar 2025US 12,259,549 B2Maxell, Ltd.
- Preparation method and application for ferroelectric liquid crystal material grating at room temperature based on femtosecond laser direct writing1 Oct 2026US 2026/0299322 A1Nanjing University
- Diffractive optical element25 Jun 2026US 2026/0177878 A1Merck Patent GmbH
- Modulation module and electronic device including the same4 Jun 2026US 2026/0153756 A1Innolux Corporation
- Virtual image display device and optical unit9 Apr 2026US 2026/0099052 A1Seiko Epson Corporation
- Scan driving method for rendering high-contrast image and cholesteric liquid-crystal display device using the same9 Apr 2026US 2026/0100171 A1Iris Optronics Co., Ltd.
Most cited
By later US patents
- Dimming shutter combining guest-host liquid crystal and photochromic materials for augmented reality applications16US 11,815,683 B2Meta Platforms Technologies, LLC · 2023
- Liquid crystal device16US 4,132,464 AHideki Ishii · 1979
- Organic vapor detection with liquid crystals15US 4,040,749 AMonsanto Research Corporation · 1977
- Liquid-crystal display method and information-processing apparatus applying this method13US 3,988,056 AThomson-CSF · 1976
- Wide band variable transmittance optical device and mixture9US 9,134,551 B2Alphamicron Incorporated · 2015