G02F 2201/121
Common or background
Official title: common or background
G02F2201/121 (Common or background) appears on 2,135 US grants and 2,449 published applications in this corpus.
Search patents in G02F- Granted patents
- 2,135
- Published applications
- 2,449
- Assignees
- 236
- Inventors
- 3,328
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 13 | 12 |
| 2002 | 14 | 23 |
| 2003 | 18 | 13 |
| 2004 | 14 | 11 |
| 2005 | 9 | 17 |
| 2006 | 10 | 17 |
| 2007 | 11 | 27 |
| 2008 | 9 | 31 |
| 2009 | 18 | 26 |
| 2010 | 24 | 29 |
| 2011 | 27 | 27 |
| 2012 | 27 | 43 |
| 2013 | 24 | 37 |
| 2014 | 33 | 69 |
| 2015 | 39 | 87 |
| 2016 | 107 | 195 |
| 2017 | 179 | 549 |
| 2018 | 341 | 378 |
| 2019 | 392 | 333 |
| 2020 | 316 | 202 |
| 2021 | 207 | 136 |
| 2022 | 99 | 33 |
| 2023 | 74 | 68 |
| 2024 | 57 | 40 |
| 2025 | 34 | 36 |
| 2026 | 11 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ambient light management systems and methods for wearable devices29 Sep 2026US 12,748,310 B2Magic Leap, Inc.
- Display device25 Aug 2026US 12,717,434 B2LG Display Co., Ltd.
- Liquid crystal display device18 Aug 2026US 12,710,677 B2Magnolia White Corporation
- Foldable display device23 Jun 2026US RE50,928 E1LG Display Co., Ltd.
- Display device16 Jun 2026US 12,658,086 B2Solum Co., Ltd.
- Electronic paper display panel, control method thereof, and display device24 Sep 2026US 2026/0287959 A1Hkc Corporation Limited
- Display panel and a display apparatus having the same16 Jul 2026US 2026/0204237 A1Samsung Display Co., Ltd.
- Array substrate and display device11 Jun 2026US 2026/0161032 A1Boe Technology Group Co., Ltd.
- Semiconductor device and display device14 May 2026US 2026/0136674 A1Semiconductor Energy Laboratory Co.Ltd.
- Array substrate and display panel7 May 2026US 2026/0126690 A1Wuhan China Star Optoelectronics Technology Co., Ltd.
Most cited
By later US patents
- Liquid crystal displays having multi-domain cells279US 5,309,264 AInternational Business Machines Corporation · 1994
- Driving methods for color display devices109US 9,501,981 B2E Ink California, LLC · 2016
- Electro-optical display101US 5,982,460 ASemiconductor Energy Laboratory Co.Ltd. · 1999
- Liquid crystal display having electrodes with apertures wherein the apertures have different shapes99US 6,342,938 B12002
- Liquid crystal display having wide viewing angle81US 6,285,431 B1Samsung Electronics Co., Ltd. · 2001