G02F 1/13471
In which all the liquid crystal cells or layers remain transparent
Official title: {in which all the liquid crystal cells or layers remain transparent, e.g. FLC, ECB, DAP, HAN, TN, STN, SBE-LC cells (G02F1/13475 takes precedence)}
G02F1/13471 (In which all the liquid crystal cells or layers remain transparent) appears on 1,219 US grants and 1,193 published applications in this corpus.
Search patents in G02F- Granted patents
- 1,219
- Published applications
- 1,193
- Assignees
- 420
- Inventors
- 2,341
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 5 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 6 | 0 |
| 1984 | 7 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 9 | 0 |
| 1991 | 6 | 0 |
| 1992 | 18 | 0 |
| 1993 | 18 | 0 |
| 1994 | 15 | 0 |
| 1995 | 14 | 0 |
| 1996 | 21 | 0 |
| 1997 | 18 | 0 |
| 1998 | 25 | 0 |
| 1999 | 17 | 0 |
| 2000 | 28 | 0 |
| 2001 | 15 | 9 |
| 2002 | 20 | 30 |
| 2003 | 45 | 22 |
| 2004 | 23 | 20 |
| 2005 | 21 | 19 |
| 2006 | 17 | 27 |
| 2007 | 8 | 37 |
| 2008 | 15 | 38 |
| 2009 | 28 | 37 |
| 2010 | 26 | 36 |
| 2011 | 21 | 26 |
| 2012 | 36 | 44 |
| 2013 | 19 | 40 |
| 2014 | 32 | 43 |
| 2015 | 40 | 36 |
| 2016 | 27 | 36 |
| 2017 | 34 | 40 |
| 2018 | 37 | 89 |
| 2019 | 60 | 92 |
| 2020 | 68 | 53 |
| 2021 | 78 | 89 |
| 2022 | 66 | 81 |
| 2023 | 81 | 79 |
| 2024 | 79 | 89 |
| 2025 | 63 | 55 |
| 2026 | 25 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Graduated electro-optic device and method15 Sep 2026US 12,736,845 B2Alphamicron Incorporated
- Light control sheet25 Aug 2026US 12,717,192 B2Toppan Holdings Inc.
- Spatial light modulator for reduction of certain order light11 Aug 2026US 12,704,771 B2Dolby Laboratories Licensing Corporation
- Wide field-of-view polarization switches and methods of fabricating liquid crystal optical elements with pretilt28 Jul 2026US 12,693,564 B2Magic Leap, Inc.
- Lighting system21 Jul 2026US 12,687,277 B2Japan Display Inc.
- Marks for angular optical filters1 Oct 2026US 2026/0299360 A1RealD Spark, LLC
- Transparent articles with high shallow hardness and display devices with the same10 Sep 2026US 2026/0267182 A1Corning Incorporated
- Transparent articles with high shallow hardness and display devices with the same10 Sep 2026US 2026/0267183 A1Corning Incorporated
- Wide field-of-view polarization switches and methods of fabricating liquid crystal optical elements with pretilt6 Aug 2026US 2026/0227661 A1Magic Leap, Inc.
- Electrically controlled viewing angle switching device and display apparatus16 Jul 2026US 2026/0202698 A1Coretronic Corporation
Most cited
By later US patents
- Single crystal silicon arrayed devices for display panels540US 5,317,236 AKopin Corporation · 1994
- Liquid crystal display having essentially single crystal transistors pixels and driving circuits339US 5,206,749 AKopin Corporation · 1993
- Active matrix color display with multiple cells and connection through substrate302US 5,861,929 AKopin Corporation · 1999
- Holographic projection system278US 6,211,976 B1DigiLens Inc. · 2001
- High density electronic circuit modules273US 5,376,561 AKopin Corporation · 1994