G02F 1/1323
Arrangements for providing a switchable viewing angle
Official title: {Arrangements for providing a switchable viewing angle}
G02F1/1323 (Arrangements for providing a switchable viewing angle) appears on 859 US grants and 1,098 published applications in this corpus.
Search patents in G02F- Granted patents
- 859
- Published applications
- 1,098
- Assignees
- 217
- Inventors
- 1,570
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 2 |
| 2003 | 1 | 4 |
| 2004 | 3 | 7 |
| 2005 | 2 | 11 |
| 2006 | 3 | 18 |
| 2007 | 2 | 33 |
| 2008 | 10 | 29 |
| 2009 | 17 | 22 |
| 2010 | 20 | 33 |
| 2011 | 26 | 24 |
| 2012 | 29 | 29 |
| 2013 | 21 | 28 |
| 2014 | 25 | 20 |
| 2015 | 22 | 14 |
| 2016 | 22 | 24 |
| 2017 | 15 | 42 |
| 2018 | 32 | 56 |
| 2019 | 45 | 71 |
| 2020 | 71 | 68 |
| 2021 | 78 | 94 |
| 2022 | 68 | 77 |
| 2023 | 71 | 127 |
| 2024 | 109 | 111 |
| 2025 | 100 | 104 |
| 2026 | 55 | 49 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Reflective optical stack for privacy display6 Oct 2026US 12,754,445 B2RealD Spark, LLC
- Viewing angle controllable touch panel device and display device6 Oct 2026US 12,754,446 B2Tianma Japan, Ltd.
- Backlight with optical film, illumination device therewith, and display screen6 Oct 2026US 12,754,447 B2siOPTICA GmbH
- Display device and method of operating a display device6 Oct 2026US 12,755,696 B2Samsung Display Co., Ltd.
- Electrochromic composition, anti-peep film, and display device22 Sep 2026US 12,742,989 B2Tcl China Star Optoelectronics Technology Co., Ltd.
- Anti-peeping film and display device1 Oct 2026US 2026/0299337 A1Wuhan China Star Optoelectronics Technology Co., Ltd.
- Marks for angular optical filters1 Oct 2026US 2026/0299360 A1RealD Spark, LLC
- Control system and methods for multi-mode privacy display24 Sep 2026US 2026/0287958 A1RealD Spark, LLC
- Array Substrate, View Angle Control Cell and Display Apparatus17 Sep 2026US 2026/0277039 A1Boe Technology Group Co., Ltd.
- Switchable light filter, and lighting apparatus and screen with such switchable light filter10 Sep 2026US 2026/0267179 A1siOPTICA GmbH
Most cited
By later US patents
- Optical stack for privacy display109US 10,126,575 B1RealD Spark, LLC · 2018
- Reflective optical stack for privacy display105US 10,303,030 B2RealD Spark, LLC · 2019
- Two-dimensional image display device and driving circuit102US 5,936,596 ASharp Kabushiki Kaisha · 1999
- Directional backlight, a multiple view display and a multi-direction display97US 8,154,686 B2Sharp Kabushiki Kaisha · 2012
- Electrically variable diffuser94US 5,831,698 AInternational Business Machines Corporation · 1998