G02B 5/3016
Involving passive liquid crystal elements
Official title: {involving passive liquid crystal elements (optical properties of liquid crystals G02F1/0063; polarising elements associated with active liquid crystal devices G02F1/133528)}
G02B5/3016 (Involving passive liquid crystal elements) appears on 1,883 US grants and 2,377 published applications in this corpus.
Search patents in G02B- Granted patents
- 1,883
- Published applications
- 2,377
- Assignees
- 456
- Inventors
- 3,106
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 10 | 0 |
| 1992 | 6 | 0 |
| 1993 | 5 | 0 |
| 1994 | 8 | 0 |
| 1995 | 4 | 0 |
| 1996 | 11 | 0 |
| 1997 | 14 | 0 |
| 1998 | 27 | 0 |
| 1999 | 16 | 0 |
| 2000 | 29 | 0 |
| 2001 | 26 | 11 |
| 2002 | 30 | 62 |
| 2003 | 45 | 41 |
| 2004 | 38 | 81 |
| 2005 | 52 | 71 |
| 2006 | 60 | 97 |
| 2007 | 37 | 81 |
| 2008 | 59 | 66 |
| 2009 | 34 | 76 |
| 2010 | 40 | 77 |
| 2011 | 57 | 55 |
| 2012 | 60 | 63 |
| 2013 | 46 | 57 |
| 2014 | 50 | 56 |
| 2015 | 38 | 108 |
| 2016 | 60 | 113 |
| 2017 | 74 | 121 |
| 2018 | 78 | 102 |
| 2019 | 93 | 140 |
| 2020 | 105 | 138 |
| 2021 | 122 | 146 |
| 2022 | 111 | 161 |
| 2023 | 106 | 160 |
| 2024 | 146 | 127 |
| 2025 | 112 | 96 |
| 2026 | 59 | 71 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Lamination film for liquid crystal polarizing membrane, surface protection film for liquid crystal polarizing membrane, laminate provided with liquid crystal polarizing membrane, and image display apparatus including liquid crystal polarizing membrane6 Oct 2026US 12,754,348 B2Mitsubishi Chemical Corporation
- Optical laminate, light guide element, and image display apparatus6 Oct 2026US 12,754,356 B2FUJIFILM Corporation
- Projector6 Oct 2026US 12,756,802 B2Seiko Epson Corporation
- Polarizing plate and optical display device comprising same29 Sep 2026US 12,748,249 B2Hoardsun Hengxin(Wuxi) Materials Co., Ltd.
- High contrast grating polarizer with adjustable polarization characteristics22 Sep 2026US 12,742,916 B2Zhejiang Berxel Photonics Co., Ltd.
- Polarizing plate and optical display apparatus8 Oct 2026US 2026/0309905 A1Wuxi Hengxin Optoelectronic Materials Co., Ltd.
- Pancharatnam-berry phase lens with triple notched response1 Oct 2026US 2026/0299180 A1Meta Platforms Technologies, LLC
- Polarized light conversion device and manufacturing method therefor1 Oct 2026US 2026/0299181 A1FOCtek Photonics, Inc.
- Optical element24 Sep 2026US 2026/0287807 A1FUJIFILM Corporation
- Laminate, composite lens, display device, and virtual reality display device17 Sep 2026US 2026/0276872 A1FUJIFILM Corporation
Most cited
By later US patents
- Optical collimating device employing cholesteric liquid crystal and a non-transmissive reflector293US 5,408,346 AKaiser Electro-Optics, Inc. · 1995
- Collimating optical member for real world simulation257US 6,853,491 B12005
- Cholesteric polarizer and the manufacture thereof237US 5,793,456 AU. S. Philips Corporation · 1998
- Polarizer device219US 5,235,443 AHoffmann-La Roche Inc. · 1993
- Chiral nematic liquid crystal polarization modulated color display for stereoscopic viewing device203US 5,835,166 A1998