G02F 1/13342
Holographic polymer dispersed liquid crystals
Official title: {Holographic polymer dispersed liquid crystals}
G02F1/13342 (Holographic polymer dispersed liquid crystals) appears on 180 US grants and 200 published applications in this corpus.
Search patents in G02F- Granted patents
- 180
- Published applications
- 200
- Assignees
- 64
- Inventors
- 217
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 8 | 5 |
| 2002 | 2 | 6 |
| 2003 | 11 | 5 |
| 2004 | 11 | 9 |
| 2005 | 4 | 11 |
| 2006 | 8 | 11 |
| 2007 | 8 | 6 |
| 2008 | 4 | 7 |
| 2009 | 7 | 1 |
| 2010 | 2 | 5 |
| 2011 | 5 | 3 |
| 2012 | 3 | 4 |
| 2013 | 2 | 5 |
| 2014 | 3 | 9 |
| 2015 | 3 | 8 |
| 2016 | 9 | 11 |
| 2017 | 10 | 8 |
| 2018 | 2 | 14 |
| 2019 | 15 | 20 |
| 2020 | 12 | 19 |
| 2021 | 11 | 6 |
| 2022 | 9 | 10 |
| 2023 | 10 | 4 |
| 2024 | 4 | 8 |
| 2025 | 6 | 4 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electrically switchable photonic material and method of forming6 Jan 2026US 12,520,052 B2Massachusetts Institute of Technology
- Liquid crystal for light modulation11 Nov 2025US 12,468,187 B2Oxford University Innovation Limited
- Methods for compensating for optical surface nonuniformity26 Aug 2025US 12,397,477 B2DigiLens Inc.
- Waveguide grating device5 Aug 2025US 12,379,547 B2DigiLens Inc.
- Systems and methods for high-throughput recording of holographic gratings in waveguide cells22 Jul 2025US 12,366,823 B2DigiLens Inc.
- Multi-color light-diffuser devices6 Aug 2026US 2026/0227654 A1Adobe Inc.
- Methods for Compensating for Optical Surface Nonuniformity27 Nov 2025US 2025/0360659 A1DigiLens Inc.
- Waveguide Grating Device27 Nov 2025US 2025/0362459 A1DigiLens Inc.
- Holographic waveguide lens and preparation method thereof20 Nov 2025US 2025/0355248 A1Nanchang Virtual Reality Research Institute Co., Ltd.
- Systems and Methods for High-Throughput Recording of Holographic Gratings in Waveguide Cells13 Nov 2025US 2025/0348039 A1DigiLens Inc.
Most cited
By later US patents
- Switchable optical components377US 6,567,573 B1DigiLens Inc. · 2003
- Holographic projection system278US 6,211,976 B1DigiLens Inc. · 2001
- Switchable volume hologram materials and devices234US 5,942,157 AScience Applications International Corporation · 1999
- Switchable optical components/structures and methods for the fabrication thereof215US 5,937,115 AFoster-Miller, Inc. · 1999
- Optical devices with high polymer material and method of forming the same209US 5,751,452 ANippon Telegraph and Telephone Corporation · 1998