C09K 2323/031
Polarizer or dye
C09K2323/031 (Polarizer or dye) appears on 788 US grants and 919 published applications in this corpus.
Search patents in C09K- Granted patents
- 788
- Published applications
- 919
- Assignees
- 264
- Inventors
- 1,782
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 8 | 0 |
| 1996 | 7 | 0 |
| 1997 | 14 | 0 |
| 1998 | 17 | 0 |
| 1999 | 10 | 0 |
| 2000 | 11 | 0 |
| 2001 | 6 | 3 |
| 2002 | 11 | 20 |
| 2003 | 13 | 40 |
| 2004 | 22 | 36 |
| 2005 | 22 | 50 |
| 2006 | 25 | 79 |
| 2007 | 49 | 88 |
| 2008 | 33 | 63 |
| 2009 | 39 | 75 |
| 2010 | 60 | 68 |
| 2011 | 45 | 32 |
| 2012 | 40 | 42 |
| 2013 | 38 | 33 |
| 2014 | 44 | 33 |
| 2015 | 28 | 30 |
| 2016 | 36 | 35 |
| 2017 | 16 | 23 |
| 2018 | 18 | 23 |
| 2019 | 22 | 27 |
| 2020 | 19 | 45 |
| 2021 | 22 | 33 |
| 2022 | 22 | 14 |
| 2023 | 26 | 16 |
| 2024 | 15 | 6 |
| 2025 | 13 | 5 |
| 2026 | 4 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Composition, polarizer layer, laminate, and image displaying device28 Jul 2026US 12,692,439 B2FUJIFILM Corporation
- Compound, anti-reflection film comprising same, and display device24 Mar 2026US 12,583,874 B2Samsung SDI.Co., Ltd.
- Black resin composition, near infrared ray-transmitting light-blocking membrane, decorative substrate, decorative film and colored partition wall for organic EL display3 Feb 2026US 12,541,046 B2Toray Industries, Inc.
- Polarizing plate and optical display device comprising same20 Jan 2026US 12,529,835 B2Wuxi Hengxin Optoelectronic Materials Co., Ltd.
- Display device and light absorber for display device29 Jul 2025US 12,372,692 B2Samsung Display Co., Ltd.
- Optical laminate, polarizing plate, and image display device2 Oct 2025US 2025/0306256 A1FUJIFILM Corporation
- Optical film, polarizing plate, composition for forming alignment film, and manufacturing method of polarizing plate26 Jun 2025US 2025/0208329 A1FUJIFILM Corporation
- Wire grid polarizer with slanted support-ribs19 Jun 2025US 2025/0199225 A1Moxtek, Inc.
- Optical film, polarizer and display device12 Jun 2025US 2025/0189711 A1Tcl China Star Optoelectronics Technology Co., Ltd.
- Polarizer, preparation method thereof, and display panel13 Mar 2025US 2025/0085581 A1Tcl China Star Optoelectronics Technology Co., Ltd.
Most cited
By later US patents
- Solidified liquid crystals of cellulose with optically variable properties178US 5,629,055 APulp and Paper Research Institute of Canada · 1997
- Method for forming an orientation film of photopolymer in a liquid crystal display165US 5,464,669 AGoldstar Co., Ltd. · 1995
- Antireflection film containing ultrafine particles, polarizing plate and liquid crystal display device162US 5,770,306 ADai Nippon Printing Co.Ltd. · 1998
- Durable optical element109US 7,074,463 B23M Innovative Properties Company · 2006
- SPD films and light valves comprising same93US 6,416,827 B1Research Frontiers Incorporated · 2002