G09G 3/19
Using electrochromic devices
Official title: using electrochromic devices
G09G3/19 (Using electrochromic devices) appears on 72 US grants and 84 published applications in this corpus.
Search patents in G09G- Granted patents
- 72
- Published applications
- 84
- Assignees
- 45
- Inventors
- 146
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 4 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 2 |
| 2013 | 1 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 5 |
| 2016 | 4 | 6 |
| 2017 | 4 | 8 |
| 2018 | 7 | 9 |
| 2019 | 8 | 10 |
| 2020 | 5 | 7 |
| 2021 | 10 | 7 |
| 2022 | 4 | 2 |
| 2023 | 7 | 14 |
| 2024 | 7 | 1 |
| 2025 | 2 | 2 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Display system18 Aug 2026US 12,711,888 B2Japan Display Inc.
- Wearable electronic device adjusting transmittance of visor and brightness of display16 Jun 2026US 12,656,611 B2Samsung Electronics Co., Ltd.
- Designing optical and electrical properties of electrochromic devices via tuning of parameters2 Jun 2026US 12,645,123 B2Sage Electrochromics, Inc.
- Electrochromic device, preparation method therefor and application thereof9 Dec 2025US 12,494,145 B2Shenzhen Guangyi Tech Co., Ltd.
- Control method, apparatus and equipment for electrochromic device, and storage medium8 Jul 2025US 12,353,110 B2Shenzhen Guangyi Tech Co., Ltd.
- Apparatus and method for driving electrochromic device7 May 2026US 2026/0126695 A1Skc Co., Ltd.
- Extending display lifetime and saving power in open-periphery head mounted displays9 Apr 2026US 2026/0099050 A1Meta Platforms Technologies, LLC
- Controllers for optically switchable devices19 Mar 2026US 2026/0079374 A1View Operating Corporation
- Display system5 Feb 2026US 2026/0038406 A1Japan Display Inc.
- Multi-channel control system for controlling plurality of smart windows20 Feb 2025US 2025/0060644 A1Gooil Solution Co., Ltd
Most cited
By later US patents
- Controlling transitions in optically switchable devices218US 8,254,013 B2Soladigm, Inc. · 2012
- Controlling transitions in optically switchable devices119US 8,864,321 B2View, Inc. · 2014
- Multiplex addressing of electrochromic displays93US 4,129,861 AAmerican Cyanamid Company · 1978
- Controlling transitions in optically switchable devices61US 9,412,290 B2View, Inc. · 2016
- Display drive device and display device39US 7,724,415 B2Casio Computer Co., Ltd. · 2010