G02F 1/1503
Caused by oxidation-reduction reactions in organic liquid solutions
Official title: caused by oxidation-reduction reactions in organic liquid solutions, e.g. viologen solutions
G02F1/1503 (Caused by oxidation-reduction reactions in organic liquid solutions) appears on 384 US grants and 306 published applications in this corpus.
Search patents in G02F- Granted patents
- 384
- Published applications
- 306
- Assignees
- 133
- Inventors
- 590
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 6 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 2 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 9 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 7 | 0 |
| 2000 | 10 | 0 |
| 2001 | 20 | 5 |
| 2002 | 14 | 16 |
| 2003 | 17 | 18 |
| 2004 | 12 | 10 |
| 2005 | 10 | 15 |
| 2006 | 7 | 10 |
| 2007 | 8 | 5 |
| 2008 | 11 | 9 |
| 2009 | 11 | 9 |
| 2010 | 11 | 13 |
| 2011 | 6 | 7 |
| 2012 | 8 | 11 |
| 2013 | 5 | 8 |
| 2014 | 5 | 8 |
| 2015 | 8 | 18 |
| 2016 | 14 | 16 |
| 2017 | 17 | 16 |
| 2018 | 7 | 24 |
| 2019 | 25 | 21 |
| 2020 | 18 | 19 |
| 2021 | 14 | 10 |
| 2022 | 16 | 12 |
| 2023 | 5 | 7 |
| 2024 | 8 | 8 |
| 2025 | 6 | 6 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- DNA-based electrochromic hydrogel and electrochromic device comprising same12 May 2026US 12,622,871 B2University of Seoul Industry Cooperation Foundation
- Insulated glass unit utilizing electrochromic elements with multipe low-e coatings10 Feb 2026US 12,547,040 B2Polyceed Inc.
- Electrochromic composition and electrochromic device3 Feb 2026US 12,540,274 B2Tai Ying Optronics Co., Ltd.
- Electrochromic dyes and their use in electrochromic devices30 Dec 2025US 12,509,471 B2Polyceed Inc.
- Polymeric ion-conductive electrolyte sheet7 Oct 2025US 12,438,189 B2Polyceed Inc.
- Dynamic host and guest interaction for sustainable electrochromic display27 Aug 2026US 2026/0251945 A1Board of Regents, The University of Texas System
- Insulated glass unit utilizing electrochromic elements with multiple low-e coatings18 Jun 2026US 2026/0169339 A1Polyceed Inc.
- Electrochromic medium composition and preparation method thereof, and electrochromic device16 Apr 2026US 2026/0104614 A1Vallight Optics Technology Ningbo Co., Ltd.
- Polymetallic carbon oxide ion storage layer material for electrochromic devices and method of preparation16 Apr 2026US 2026/0104615 A1LannRay Advanced Materials Co., LTD
- Electrochromic element and devices including the same8 Jan 2026US 2026/0010046 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Electrochromic devices754US 6,178,034 B1Donnelly Corporation · 2001
- Electrochromic polymeric solid films, manufacturing electrochromic devices using such solid films, and processes for making such solid films and devices701US 5,910,854 ADonnelly Corporation · 1999
- High performance electrochemichromic solutions and devices thereof669US 5,140,455 ADonnelly Corporation · 1992
- Method for reducing current leakage and enhancing UV stability in electrochemichromic solutions and devices652US 5,151,816 ADonnelly Corporation · 1992
- Method of reducing leakage current in electrochemichromic solutions and solutions based thereon631US 5,142,407 ADonnelly Corporation · 1992