G02F 1/1685
Operation of cells
Official title: Operation of cells; Circuit arrangements affecting the entire cell
G02F1/1685 (Operation of cells) appears on 364 US grants and 466 published applications in this corpus.
Search patents in G02F- Granted patents
- 364
- Published applications
- 466
- Assignees
- 138
- Inventors
- 850
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 0 |
| 2002 | 4 | 5 |
| 2003 | 4 | 6 |
| 2004 | 6 | 5 |
| 2005 | 4 | 9 |
| 2006 | 5 | 5 |
| 2007 | 7 | 9 |
| 2008 | 4 | 11 |
| 2009 | 7 | 10 |
| 2010 | 6 | 6 |
| 2011 | 6 | 11 |
| 2012 | 7 | 8 |
| 2013 | 8 | 5 |
| 2014 | 8 | 8 |
| 2015 | 8 | 13 |
| 2016 | 7 | 10 |
| 2017 | 14 | 15 |
| 2018 | 11 | 22 |
| 2019 | 15 | 29 |
| 2020 | 20 | 38 |
| 2021 | 24 | 24 |
| 2022 | 24 | 34 |
| 2023 | 34 | 42 |
| 2024 | 37 | 50 |
| 2025 | 45 | 57 |
| 2026 | 33 | 34 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Power source device, electrophoresis device, power source device control method, and electrophoresis device control method6 Oct 2026US 12,754,452 B2ARKRAY, Inc.
- Display panel, display panel motherboard and display device29 Sep 2026US 12,748,334 B2Suzhou China Star Optoelectronics Technology Co., Ltd.
- Electronic ink screen and display apparatus22 Sep 2026US 12,742,992 B2Honor Device Co., Ltd.
- Display module and electronic device15 Sep 2026US 12,736,850 B2Vivo Mobile Communication Co., Ltd.
- E-paper display panel8 Sep 2026US 12,730,338 B2E Ink Holdings Inc.
- Array substrate and display device8 Oct 2026US 2026/0310039 A1Sharp Kabushiki Kaisha
- Electronic apparatus and control method thereof8 Oct 2026US 2026/0311655 A1Samsung Electronics Co., Ltd.
- Electronic paper display panel, control method thereof, and display device24 Sep 2026US 2026/0287959 A1Hkc Corporation Limited
- Electronic paper, display apparatus, and display control method24 Sep 2026US 2026/0287961 A1Beijing Boe Display Technology Co., Ltd.
- Fast response color waveforms for multiparticle electrophoretic displays24 Sep 2026US 2026/0290274 A1E Ink Corporation
Most cited
By later US patents
- Nonemissive displays and piezoelectric power supplies therefor816US 5,930,026 AMassachusetts Institute of Technology · 1999
- Transducers and indicators having printed displays561US 6,118,426 AE Ink Corporation · 2000
- Tiled displays499US 6,252,564 B1E Ink Corporation · 2001
- Displays combining active and non-active inks467US 6,459,418 B1E Ink Corporation · 2002
- Threshold addressing of electrophoretic displays378US 6,693,620 B1E Ink Corporation · 2004