G03H 2001/183
Erasing the holographic information
Official title: {Erasing the holographic information}
G03H2001/183 (Erasing the holographic information) appears on 46 US grants and 40 published applications in this corpus.
Search patents in G03H- Granted patents
- 46
- Published applications
- 40
- Assignees
- 44
- Inventors
- 116
- Latest grant
- 21 Feb 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 3 |
| 2003 | 2 | 2 |
| 2004 | 1 | 2 |
| 2005 | 3 | 1 |
| 2006 | 0 | 3 |
| 2007 | 3 | 4 |
| 2008 | 0 | 2 |
| 2009 | 1 | 1 |
| 2010 | 4 | 8 |
| 2011 | 4 | 1 |
| 2012 | 1 | 2 |
| 2013 | 4 | 4 |
| 2014 | 0 | 1 |
| 2015 | 3 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 2 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 2 |
| 2023 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Apodization of refractive index profile in volume gratings21 Feb 2023US 11,585,967 B2Meta Platforms Technologies, LLC
- Color image display devices comprising structural color pixels that are selectively activated and/or deactivated by material deposition7 May 2019US 10,281,626 B2Nanomedia Solutions Inc.
- Security holograms formed using lenticular multichannel image generation device18 Sep 2018US 10,078,306 B2M R Stephenson Group Limited
- Process of forming an identification marking, and an identification marking formed by way of such a process24 Apr 2018US 9,950,553 B2Master Dynamic Limited
- Photorefractive composite, spatial light modulator, and hologram display device using the same20 Oct 2015US 9,164,382 B2Samsung Electronics Co., Ltd.
- Apodization of refractive index profile in volume gratings18 May 2023US 2023/0152500 A1Meta Platforms Technologies, LLC
- Apodized grating coupler28 Apr 2022US 2022/0128746 A1Facebook Technologies, LLC
- Apodization of refractive index profile in volume gratings21 Apr 2022US 2022/0120946 A1Facebook Technologies, LLC
- Anti-counterfeiting16 Jul 2020US 2020/0223114 A1Hewlett Packard Enterprise Development LP
- Process of forming an identification marking, and an identification marking formed by way of such a process14 Dec 2017US 2017/0355215 A1Master Dynamic Limited
Most cited
By later US patents
- Laser engraved verification hologram and associated methods169US 5,331,443 ACrown Roll Leaf, Inc. · 1994
- Data carrier having an optically variable element and methods for producing it81US 5,801,857 AGAO Gesellschaft fur Automation und Organisation mbH · 1998
- Optical crosspoint switch module67US 5,040,864 ARockwell International Corporation · 1991
- Method for applying a security code to an article55US 6,036,807 AING Groep NV · 2000
- Data carrier having an optically variable element and methods for producing it55US 6,337,752 B12002