C09K 2323/0271
Polyimidfluoride
C09K2323/0271 (Polyimidfluoride) appears on 83 US grants and 31 published applications in this corpus.
Search patents in C09K- Granted patents
- 83
- Published applications
- 31
- Assignees
- 36
- Inventors
- 152
- Latest grant
- 6 Dec 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 8 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 8 | 0 |
| 2000 | 3 | 0 |
| 2001 | 7 | 4 |
| 2002 | 3 | 1 |
| 2003 | 3 | 3 |
| 2004 | 3 | 2 |
| 2005 | 1 | 1 |
| 2006 | 3 | 1 |
| 2007 | 1 | 2 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 4 | 1 |
| 2011 | 2 | 5 |
| 2012 | 1 | 1 |
| 2013 | 2 | 0 |
| 2014 | 1 | 2 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Liquid crystal display and method for manufacturing same6 Dec 2022US 11,520,186 B2Nissan Chemical Corporation
- Liquid crystal alignment agent, liquid crystal alignment film and liquid crystal display element27 Sep 2022US 11,453,826 B2Jiangsu Sunera Technology Co., Ltd.
- Liquid crystal display device and alignment film10 Nov 2020US 10,831,066 B2Sharp Kabushiki Kaisha
- Liquid crystal photoalignment agent, liquid crystal display device including the same, and method of manufacturing the same12 Feb 2019US 10,202,491 B2Samsung Display Co., Ltd.
- Liquid crystal display and method for manufacturing same2 Aug 2016US 9,405,152 B2Japan Display Inc.
- Liquid crystal alignment agent, liquid crystal alignment film and liquid crystal display element30 Jun 2022US 2022/0204854 A1Jiangsu Sunera Technology Co., Ltd.
- Liquid crystal display and method for manufacturing same25 Jun 2020US 2020/0201126 A1Nissan Chemical Corporation
- Liquid crystal display device and alignment film28 Feb 2019US 2019/0064604 A1Sharp Kabushiki Kaisha
- Thermally stable alignment materials21 Dec 2017US 2017/0362381 A1Rolic AG
- Liquid crystal display and method for manufacturing same29 Dec 2016US 2016/0377925 A1Japan Display Inc.
Most cited
By later US patents
- Negative birefringent polyimide films102US 5,344,916 AThe University of Akron · 1994
- Polyimide angularity enhancement layer49US 5,750,641 AMinnesota Mining and Manufacturing Company · 1998
- Liquid crystal device and liquid crystal apparatus48US 5,686,019 ACanon Kabushiki Kaisha · 1997
- Colorless transparent polyimide shaped article and process for producing the same47US 4,876,330 ANitto Electric Industrial Co., Ltd. · 1989
- Photocrosslinkable polyimides46US 6,340,506 B12002