G02F 2201/44
Arrangements combining different electro-active layers
Official title: Arrangements combining different electro-active layers, e.g. electrochromic, liquid crystal or electroluminescent layers
G02F2201/44 (Arrangements combining different electro-active layers) appears on 710 US grants and 927 published applications in this corpus.
Search patents in G02F- Granted patents
- 710
- Published applications
- 927
- Assignees
- 259
- Inventors
- 1,777
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 3 |
| 2003 | 4 | 7 |
| 2004 | 2 | 4 |
| 2005 | 5 | 4 |
| 2006 | 2 | 5 |
| 2007 | 2 | 16 |
| 2008 | 1 | 13 |
| 2009 | 7 | 16 |
| 2010 | 8 | 25 |
| 2011 | 9 | 22 |
| 2012 | 12 | 27 |
| 2013 | 15 | 30 |
| 2014 | 23 | 25 |
| 2015 | 22 | 43 |
| 2016 | 28 | 54 |
| 2017 | 38 | 84 |
| 2018 | 61 | 104 |
| 2019 | 86 | 81 |
| 2020 | 83 | 90 |
| 2021 | 75 | 81 |
| 2022 | 59 | 47 |
| 2023 | 51 | 54 |
| 2024 | 53 | 49 |
| 2025 | 40 | 30 |
| 2026 | 18 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Input/output panel, input/output device, and semiconductor device30 Jun 2026US 12,669,886 B2Semiconductor Energy Laboratory Co.Ltd.
- Optical path control member and display device comprising same16 Jun 2026US 12,656,638 B2LG Innotek Co., Ltd.
- Hybrid emissive/transmissive displays and combination displays including e paper and hybrid emissive/transmissive displays26 May 2026US 12,640,108 B2E Ink Corporation
- Light path control device and display device including the same19 May 2026US 12,631,927 B2LG Display Co., Ltd.
- Input/output panel, input/output device, and semiconductor device1 Oct 2026US 2026/0299718 A1Semiconductor Energy Laboratory Co.Ltd.
- Hybrid emissive/transmissive displays and combination displays including e paper and hybrid emissive/transmissive displays10 Sep 2026US 2026/0268868 A1E Ink Corporation
- Switchable mirror for transparent visors6 Aug 2026US 2026/0225432 A1
- Electronic devices with a front light panel layer18 Jun 2026US 2026/0169341 A1Amazon Technologies, Inc.
- Display device7 May 2026US 2026/0126694 A1LG Electronics Inc.
Most cited
By later US patents
- Interior rearview mirror assembly with display872US 7,855,755 B2Donnelly Corporation · 2010
- Electrochromic medium having a color stability577US 6,407,847 B1Gentex Corporation · 2002
- Electrophoretic displays using nanoparticles466US 6,538,801 B2E Ink Corporation · 2003
- Electrophoretic displays using nanoparticles331US 6,721,083 B2E Ink Corporation · 2004
- Reflective type liquid crystal display device and fabrication method thereof248US 7,548,291 B2LG Display LCD Co., Ltd. · 2009