G03H 2260/54
Photorefractive reactivity wherein light induces photo-generation, redistribution and trapping of charges then
Official title: Photorefractive reactivity wherein light induces photo-generation, redistribution and trapping of charges then a modification of refractive index, e.g. photorefractive polymer
G03H2260/54 (Photorefractive reactivity wherein light induces photo-generation, redistribution and trapping of charges then) appears on 85 US grants and 73 published applications in this corpus.
Search patents in G03H- Granted patents
- 85
- Published applications
- 73
- Assignees
- 64
- Inventors
- 218
- Latest grant
- 28 Mar 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
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| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
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| 1994 | 5 | 0 |
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| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 4 | 9 |
| 2003 | 5 | 8 |
| 2004 | 5 | 4 |
| 2005 | 6 | 6 |
| 2006 | 5 | 2 |
| 2007 | 3 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 3 |
| 2011 | 1 | 3 |
| 2012 | 3 | 5 |
| 2013 | 1 | 10 |
| 2014 | 5 | 5 |
| 2015 | 6 | 3 |
| 2016 | 3 | 3 |
| 2017 | 0 | 1 |
| 2018 | 1 | 5 |
| 2019 | 2 | 2 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Systems and methods for eye tracking with spatially varying k-vectors28 Mar 2023US 11,615,647 B1Meta Platforms Technologies, LLC
- Image display system and image display method26 May 2020US 10,663,922 B2Boe Technology Group Co., Ltd.
- Holographic reproducing apparatus and method, holographic implementing device and method12 Feb 2019US 10,203,660 B2Beijing Boe Display Technology Co., Ltd.
- Integrated optical circuit for holographic information processing5 Feb 2019US 10,197,971 B1International Business Machines Corporation
- Nonlinear optical dye, photorefractive material composition, photorefractive substrate and hologram recording medium27 Feb 2018US 9,902,858 B2Toyo Kohan Co.Ltd
- Thick photo-patternable hybrid inorganic materials30 Jan 2025US 2025/0034404 A1Meta Platforms Technologies, LLC
- Large Bandwidth Volume Holographic Phase Converter Apparatus, Methods, and Applications24 Oct 2019US 2019/0324181 A1University of Central Florida Research Foundation, Inc.
- Integrated optical circuit for holographic information processing7 Feb 2019US 2019/0041796 A1International Business Machines Corporation
- Holographic reproducing apparatus and method, holographic implementing device and method27 Sep 2018US 2018/0275605 A1Beijing Boe Display Technology Co., Ltd.
- Holographic Operation Equipment, Holographic Control Equipment, Holographic Operation Method and Holographic Control Method26 Jul 2018US 2018/0206723 A1Boe Technology Group Co., Ltd.
Most cited
By later US patents
- Holographic recording medium and holographic recording/reproducing apparatus using the same107US 6,856,433 B2National Institute For Material Science · 2005
- Holographic labeling and reading machine for authentication and security applications101US 5,920,058 A1999
- System for holography70US 8,634,119 B2Tipd, LLC · 2014
- Optical crosspoint switch module67US 5,040,864 ARockwell International Corporation · 1991
- Method for enhancing the utility of a photopolymer recording media for holographic data recording51US 5,529,861 ATamarack Storage Devices · 1996