G02F 1/0541
Using photorefractive effects
Official title: {using photorefractive effects}
G02F1/0541 (Using photorefractive effects) appears on 28 US grants and 4 published applications in this corpus.
Search patents in G02F- Granted patents
- 28
- Published applications
- 4
- Assignees
- 19
- Inventors
- 61
- Latest grant
- 23 Nov 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 2 |
| 2019 | 2 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Display device23 Nov 2021US 11,181,763 B2Samsung Display Co., Ltd.
- Photochromic lens module, camera and terminal device15 Oct 2019US 10,444,552 B2Huawei Technologies Co., Ltd.
- Encapsulated photoelectrophoretic display9 Apr 2019US 10,254,620 B1E Ink Corporation
- Optical device having photonic crystal structure8 Jan 2008US 7,317,860 B2Fujitsu Limited
- Optically modulable photonic bandgap medium23 May 2006US 7,050,659 B1Hewlett-Packard Development Company, L. P.
- Photochromic Lens Module, Camera and Terminal Device14 Jun 2018US 2018/0164613 A1Huawei Technologies Co., Ltd.
- Display device22 Mar 2018US 2018/0081219 A1Samsung Display Co., Ltd.
- Method for forming a multiple charge generating photorefractive polymer composite for hologram writing27 Jul 2017US 2017/0212470 A1University of Central Florida Research Foundation, Inc.
- Optical device having photonic crystal structure5 Apr 2007US 2007/0077015 A1Fujitsu Limited
Most cited
By later US patents
- Device for tapping radiation from, or injecting radiation into, single made optical fiber, and communication system comprising same55US 4,749,248 AAmerican Telephone and Telegraph Company, AT&T Bell Laboratories · 1988
- Reconfigurable 0ptical interconnect using dynamic hologram45US 4,877,297 ARockwell International Corporation · 1989
- Device for the amplification of light-sensitive43US 4,847,521 AThomson-CSF · 1989
- System and method for photorefractive holographic recording and signal processing28US 4,927,220 AMicroelectronic & Computer Technology Corporation · 1990
- Optical system for the storage of selectively erasable binary data arranged in the form of holographically recorded pages27US 4,024,513 AThomson-CSF · 1977