G02B 5/3008
Comprising dielectric particles
Official title: {comprising dielectric particles, e.g. birefringent crystals embedded in a matrix}
G02B5/3008 (Comprising dielectric particles) appears on 148 US grants and 190 published applications in this corpus.
Search patents in G02B- Granted patents
- 148
- Published applications
- 190
- Assignees
- 100
- Inventors
- 416
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 3 |
| 2004 | 1 | 6 |
| 2005 | 3 | 4 |
| 2006 | 6 | 22 |
| 2007 | 3 | 15 |
| 2008 | 9 | 12 |
| 2009 | 7 | 10 |
| 2010 | 6 | 6 |
| 2011 | 5 | 4 |
| 2012 | 2 | 5 |
| 2013 | 3 | 7 |
| 2014 | 5 | 5 |
| 2015 | 1 | 1 |
| 2016 | 3 | 9 |
| 2017 | 3 | 2 |
| 2018 | 5 | 8 |
| 2019 | 4 | 11 |
| 2020 | 13 | 13 |
| 2021 | 5 | 12 |
| 2022 | 7 | 4 |
| 2023 | 12 | 8 |
| 2024 | 8 | 12 |
| 2025 | 7 | 7 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Diffractive optical waveguide display apparatus8 Sep 2026US 12,730,311 B2Nanchang Virtual Reality Research Institute Co., Ltd.
- Organic light emitting display device30 Jun 2026US 12,672,474 B2LG Display Co., Ltd.
- Polarizers and liquid crystal display devices2 Jun 2026US 12,645,013 B2Tcl China Star Optoelectronics Technology Co., Ltd.
- Optical isolator with optical polarizers having high transmission, corrosion resistance and reduced thickness2 Jun 2026US 12,645,018 B2II-Vi Delaware, Inc.
- Artificial dielectric isolator for THz radiation2 Dec 2025US 12,489,217 B2Brown University
- Coated structured substrates and methods of making same24 Sep 2026US 2026/0284702 A13M Innovative Properties Company
- Optical Isolator with Optical Polarizers Having High Transmission, Corrosion Resistance and Reduced Thickness9 Jul 2026US 2026/0194699 A1II-Vi Delaware, Inc.
- Diffractive optical waveguide display apparatus18 Jun 2026US 2026/0169287 A1Nanchang Virtual Reality Research Institute Co., Ltd.
- Graded index structure for optical components with reduced polarization aberrations4 Dec 2025US 2025/0370254 A1Arizona Board of Regents on Behalf of the University of Arizona
- Polarizer and display device20 Nov 2025US 2025/0355153 A1Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
Most cited
By later US patents
- Diffusely reflecting polarizing element including a first birefringent phase and a second phase389US 5,825,543 AMinnesota Mining and Manufacturing Company · 1998
- Brightness enhancement film338US 6,111,696 A3M Innovative Properties Company · 2000
- High efficiency polarized display298US 5,751,388 AHoneywell Inc. · 1998
- Method for making an optical film292US 5,783,120 AMinnesota Mining and Manufacturing Company · 1998
- Lamellar polymeric body280US 5,217,794 AThe Dow Chemical Company · 1993