G03H 2222/54
Convergent beam
G03H2222/54 (Convergent beam) appears on 45 US grants and 50 published applications in this corpus.
Search patents in G03H- Granted patents
- 45
- Published applications
- 50
- Assignees
- 38
- Inventors
- 113
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 3 |
| 2009 | 1 | 3 |
| 2010 | 0 | 3 |
| 2011 | 3 | 2 |
| 2012 | 1 | 1 |
| 2013 | 0 | 2 |
| 2014 | 2 | 0 |
| 2015 | 2 | 4 |
| 2016 | 1 | 0 |
| 2017 | 0 | 4 |
| 2018 | 3 | 4 |
| 2019 | 4 | 2 |
| 2020 | 4 | 5 |
| 2021 | 1 | 3 |
| 2022 | 3 | 3 |
| 2023 | 2 | 3 |
| 2024 | 4 | 2 |
| 2025 | 2 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hologram acquisition apparatus having beam splitter and annular spherical array17 Mar 2026US 12,578,678 B2Electronics and Telecommunications Research Institute
- Optical scanning holography system23 Sep 2025US 12,422,778 B2Cubixel Co., Ltd.
- Augmented reality holographic display using optical waveguide and holographic optical element24 Jun 2025US 12,339,621 B2Korea Electronics Technology Institute
- Inline scanning holography system for phosphor and transmitter19 Nov 2024US 12,147,193 B2Cubixel Co., Ltd.
- Optical scanning holography system30 Jul 2024US 12,050,435 B2Cubixel Co., Ltd.
- Ultracompact optical system for 3-d imaging25 Jun 2026US 2026/0181119 A1Akmira Optronics GmbH
- System and method for hybrid recording of 2d image and 3d hologram9 Apr 2026US 2026/0099122 A1Electronics and Telecommunications Research Institute
- Head-Mounted Display with Volume Substrate-Guided Holographic Continuous Lens Optics19 Jun 2025US 2025/0199317 A1Luminit LLC
- Method for producing a hologram for a retroreflector and method for producing a retroreflector for a vehicle19 Dec 2024US 2024/0418923 A1
- Apparatus for acquiring hologram and system including the same29 Feb 2024US 2024/0069491 A1Electronics and Telecommunications Research Institute
Most cited
By later US patents
- Real image holographic stereograms78US 4,834,476 AMassachusetts Institute of Technology · 1989
- Method and system for making a reflection hologram26US 4,995,685 AE. I. Du Pont de Nemours and Company · 1991
- Method and apparatus for generating high-resolution images17US 4,835,088 ASubmicron Structures, Inc. · 1989
- Heads-up and heads-down displays employing holographic stereograms12US 5,663,815 APolaroid Corporation · 1997
- Direct optical image projectors12US 7,440,158 B2Lucent Technologies Inc. · 2008