G02F 1/13718
Based on a change of the texture state of a cholesteric liquid
Official title: {based on a change of the texture state of a cholesteric liquid crystal}
G02F1/13718 (Based on a change of the texture state of a cholesteric liquid) appears on 719 US grants and 872 published applications in this corpus.
Search patents in G02F- Granted patents
- 719
- Published applications
- 872
- Assignees
- 278
- Inventors
- 1,494
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 8 | 0 |
| 1998 | 8 | 0 |
| 1999 | 9 | 0 |
| 2000 | 12 | 0 |
| 2001 | 13 | 12 |
| 2002 | 20 | 41 |
| 2003 | 31 | 39 |
| 2004 | 36 | 32 |
| 2005 | 28 | 41 |
| 2006 | 18 | 43 |
| 2007 | 20 | 43 |
| 2008 | 15 | 34 |
| 2009 | 23 | 45 |
| 2010 | 41 | 52 |
| 2011 | 27 | 34 |
| 2012 | 39 | 48 |
| 2013 | 30 | 25 |
| 2014 | 21 | 22 |
| 2015 | 23 | 29 |
| 2016 | 17 | 17 |
| 2017 | 22 | 28 |
| 2018 | 16 | 24 |
| 2019 | 20 | 30 |
| 2020 | 22 | 26 |
| 2021 | 26 | 35 |
| 2022 | 33 | 38 |
| 2023 | 28 | 28 |
| 2024 | 41 | 48 |
| 2025 | 31 | 40 |
| 2026 | 15 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Composite cover plate and display device29 Sep 2026US 12,748,327 B2TPK Touch Solutions (Xiamen) Inc.
- Method for manufacturing micro-wrinkle-structured cholesteric liquid crystal film, micro-wrinkle-structured cholesteric liquid crystal film manufactured thereby, and photonic crystal reflective film including same15 Sep 2026US 12,736,847 B2Industrial Cooperation Foundation Jeonbuk National University
- Light control device and light control sheet25 Aug 2026US 12,717,197 B2Toppan Holdings Inc.
- Liquid crystal display and screen clearing method thereof18 Aug 2026US 12,710,672 B2Iris Optronics Co., Ltd.
- Scan driving method for high-quality image and cholesteric liquid-crystal display device using the same30 Jun 2026US 12,670,880 B2Iris Optronics Co., Ltd.
- Method for producing cholesteric liquid crystal layer, cholesteric liquid crystal layer, liquid crystal composition, cured product, optically anisotropic body, and reflective layer1 Oct 2026US 2026/0299363 A1FUJIFILM Corporation
- Display device and driving method therefor, and display apparatus17 Sep 2026US 2026/0277061 A1Beijing BOE Technology Development Co., Ltd.
- Color Semi-Transparent Partially Erasable Electronic Writing Film with Code Points and Use Thereof13 Aug 2026US 2026/0235916 A1
- Display device13 Aug 2026US 2026/0235917 A1Japan Display Inc.
- Electronic device having at least one cholesteric liquid crystal layer30 Jul 2026US 2026/0219541 A1Innolux Corporation
Most cited
By later US patents
- Liquid crystalline light modulating device and material273US 5,437,811 AKent State University · 1995
- Electro-optical glazing structures having scattering and transparent modes of operation229US 6,897,936 B1InventQjaya Sdn. Bhd. · 2005
- Method and apparatus for electronic switching of a reflective color display227US 5,251,048 AKent State University · 1993
- Color, reflective liquid crystal displays218US 5,493,430 AKent Display Systems, L.P · 1996
- Liquid crystalline light modulating device and material203US 5,695,682 AKent State University · 1997