G02F 1/172
Based on a suspension of orientable dipolar particles
Official title: {based on a suspension of orientable dipolar particles, e.g. suspended particles displays}
G02F1/172 (Based on a suspension of orientable dipolar particles) appears on 311 US grants and 287 published applications in this corpus.
Search patents in G02F- Granted patents
- 311
- Published applications
- 287
- Assignees
- 140
- Inventors
- 565
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 5 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 7 | 0 |
| 1995 | 5 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 6 | 0 |
| 2001 | 5 | 2 |
| 2002 | 6 | 5 |
| 2003 | 9 | 3 |
| 2004 | 3 | 10 |
| 2005 | 4 | 6 |
| 2006 | 9 | 7 |
| 2007 | 5 | 12 |
| 2008 | 3 | 14 |
| 2009 | 7 | 9 |
| 2010 | 12 | 12 |
| 2011 | 8 | 15 |
| 2012 | 9 | 14 |
| 2013 | 9 | 10 |
| 2014 | 9 | 13 |
| 2015 | 9 | 22 |
| 2016 | 17 | 20 |
| 2017 | 16 | 13 |
| 2018 | 13 | 16 |
| 2019 | 18 | 15 |
| 2020 | 18 | 19 |
| 2021 | 12 | 16 |
| 2022 | 11 | 10 |
| 2023 | 8 | 10 |
| 2024 | 11 | 6 |
| 2025 | 5 | 5 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Electrophoretic particles, and processes for the production thereof510US 7,002,728 B2E Ink Corporation · 2006
- Electro-optic display and materials for use therein447US 7,535,624 B2E Ink Corporation · 2009
- Retroreflective electrophoretic displays and materials for making the same379US 6,262,706 B1E Ink Corporation · 2001
- Dielectrophoretic displays378US 7,259,744 B2E Ink Corporation · 2007
- Electronic displays using organic-based field effect transistors313US 6,518,949 B2E Ink Corporation · 2003