G02B 5/3041
Comprising multiple thin layers
Official title: {comprising multiple thin layers, e.g. multilayer stacks}
G02B5/3041 (Comprising multiple thin layers) appears on 1,431 US grants and 1,935 published applications in this corpus.
Search patents in G02B- Granted patents
- 1,431
- Published applications
- 1,935
- Assignees
- 372
- Inventors
- 2,959
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 11 | 0 |
| 2000 | 17 | 0 |
| 2001 | 12 | 7 |
| 2002 | 17 | 17 |
| 2003 | 18 | 11 |
| 2004 | 17 | 28 |
| 2005 | 19 | 44 |
| 2006 | 20 | 58 |
| 2007 | 18 | 54 |
| 2008 | 24 | 47 |
| 2009 | 14 | 55 |
| 2010 | 28 | 51 |
| 2011 | 32 | 50 |
| 2012 | 31 | 46 |
| 2013 | 27 | 60 |
| 2014 | 41 | 73 |
| 2015 | 54 | 125 |
| 2016 | 86 | 183 |
| 2017 | 106 | 123 |
| 2018 | 109 | 113 |
| 2019 | 112 | 111 |
| 2020 | 105 | 124 |
| 2021 | 76 | 133 |
| 2022 | 79 | 121 |
| 2023 | 79 | 104 |
| 2024 | 100 | 84 |
| 2025 | 107 | 69 |
| 2026 | 42 | 44 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Optical film, backlight, and display29 Sep 2026US 12,748,245 B23M Innovative Properties Company
- High contrast grating polarizer with adjustable polarization characteristics22 Sep 2026US 12,742,916 B2Zhejiang Berxel Photonics Co., Ltd.
- Optical film, reflective polarizer, optical stack, and optical construction15 Sep 2026US 12,736,732 B23M Innovative Properties Company
- Polarizer and display15 Sep 2026US 12,736,842 B2Guangzhou Luxvisions Innovation Technology Limited
- Optical film and optical system1 Sep 2026US 12,724,188 B23M Innovative Properties Company
- Polarizing plate and optical display apparatus8 Oct 2026US 2026/0309905 A1Wuxi Hengxin Optoelectronic Materials Co., Ltd.
- Ultrahigh bandgap algan channel hemts with low contact resistance1 Oct 2026US 2026/0303761 A1
- Optical film, polarizer and display device24 Sep 2026US 2026/0287801 A1Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
- Optical device with a flexible, opaque-region24 Sep 2026US 2026/0287808 A1Moxtek, Inc.
- Optical laminate and display system17 Sep 2026US 2026/0276876 A1Nitto Denko Corporation
Most cited
By later US patents
- Optical film968US 5,882,774 AMinnesota Mining and Manufacturing Company · 1999
- Diffusely reflecting polarizing element including a first birefringent phase and a second phase389US 5,825,543 AMinnesota Mining and Manufacturing Company · 1998
- Birefringent interference polarizer345US 5,486,949 AThe Dow Chemical Company · 1996
- Brightness enhancement film338US 6,111,696 A3M Innovative Properties Company · 2000
- High efficiency polarized display298US 5,751,388 AHoneywell Inc. · 1998