G02F 1/133507
Films for enhancing the luminance
Official title: {Films for enhancing the luminance}
G02F1/133507 (Films for enhancing the luminance) appears on 270 US grants and 365 published applications in this corpus.
Search patents in G02F- Granted patents
- 270
- Published applications
- 365
- Assignees
- 152
- Inventors
- 847
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 4 |
| 2003 | 5 | 3 |
| 2004 | 2 | 10 |
| 2005 | 2 | 17 |
| 2006 | 3 | 35 |
| 2007 | 6 | 21 |
| 2008 | 15 | 13 |
| 2009 | 15 | 19 |
| 2010 | 11 | 15 |
| 2011 | 13 | 18 |
| 2012 | 8 | 5 |
| 2013 | 13 | 9 |
| 2014 | 12 | 8 |
| 2015 | 6 | 17 |
| 2016 | 8 | 22 |
| 2017 | 8 | 17 |
| 2018 | 17 | 28 |
| 2019 | 19 | 16 |
| 2020 | 18 | 18 |
| 2021 | 16 | 19 |
| 2022 | 12 | 9 |
| 2023 | 13 | 14 |
| 2024 | 14 | 14 |
| 2025 | 12 | 10 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Light diffusion sheet, backlight unit, liquid crystal display apparatus, information device, and method of manufacturing light diffusion sheet22 Sep 2026US 12,742,985 B2Keiwa Inc.
- Method for producing a complex sheet and a display panel comprising the complex sheet2 Jun 2026US 12,645,111 B2LG Display Co., Ltd.
- Reflective display device26 May 2026US 12,638,721 B1Hannstar Display Corp.
- Optical light redirecting stack including light redirecting layers with truncated structures17 Feb 2026US 12,555,405 B23M Innovative Properties Company
- Display device and method for manufacturing optical film2 Dec 2025US 12,490,637 B2Dai Nippon Printing Co.Ltd.
- Electronic Paper Screen Module8 Oct 2026US 2026/0310037 A1Hanshow Technology Co., Ltd.
- Liquid crystal display device2 Apr 2026US 2026/0093127 A1Japan Display Inc.
- Display device and method for manufacturing optical film12 Feb 2026US 2026/0047321 A1Dai Nippon Printing Co.Ltd.
- Display Panel Including Composite Sheet24 Jul 2025US 2025/0237906 A1LG Display Co., Ltd.
- Display with integrated camera19 Jun 2025US 2025/0199350 A1Continental Automotive Technologies GmbH
Most cited
By later US patents
- Liquid crystal flat panel display with enhanced backlight brightness and specially selected light sources183US 6,657,607 B1Silicon Graphics, Inc. · 2003
- Backlighting apparatus for uniformly illuminating a display panel165US 5,684,354 ATIR Technologies, Inc. · 1997
- Optical film with defect-reducing surface and method for making same146US 6,322,236 B13M Innovative Properties Company · 2001
- Brightness enhancement film for liquid crystal display and manufacturing method thereof138US 7,572,490 B2Samsung Electronics Co., Ltd. · 2009
- Display with reflective polarizer and randomizing cavity136US 6,025,897 A3M Innovative Properties Company · 2000