G03H 2225/31
Amplitude only
G03H2225/31 (Amplitude only) appears on 69 US grants and 70 published applications in this corpus.
Search patents in G03H- Granted patents
- 69
- Published applications
- 70
- Assignees
- 55
- Inventors
- 164
- Latest grant
- 28 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 3 |
| 2004 | 1 | 1 |
| 2005 | 2 | 2 |
| 2006 | 1 | 1 |
| 2007 | 1 | 3 |
| 2008 | 0 | 4 |
| 2009 | 2 | 6 |
| 2010 | 2 | 8 |
| 2011 | 3 | 4 |
| 2012 | 3 | 5 |
| 2013 | 4 | 1 |
| 2014 | 4 | 2 |
| 2015 | 2 | 2 |
| 2016 | 0 | 0 |
| 2017 | 1 | 4 |
| 2018 | 3 | 4 |
| 2019 | 0 | 7 |
| 2020 | 7 | 4 |
| 2021 | 4 | 5 |
| 2022 | 3 | 3 |
| 2023 | 4 | 0 |
| 2024 | 0 | 0 |
| 2025 | 3 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Device and method for manufacturing holographic optical elements28 Oct 2025US 12,455,532 B2Robert Bosch GmbH
- Holographic imaging device and holographic imaging method21 Oct 2025US 12,449,765 B2University of Hyogo
- CGH generator and display apparatus including the same7 Jan 2025US 12,189,336 B2Samsung Electronics Co., Ltd.
- Method and apparatus for generating computer-generated hologram29 Aug 2023US 11,740,587 B2Samsung Electronics Co., Ltd.
- Homogenizing lens array for display imaging30 May 2023US 11,662,597 B2Texas Instruments Incorporated
- Device and method for manufacturing holographic optical elements22 Dec 2022US 2022/0404768 A1Robert Bosch GmbH
- Cgh generator and display apparatus including the same10 Nov 2022US 2022/0357703 A1Samsung Electronics Co., Ltd.
- Method and apparatus for generating computer-generated hologram2 Jun 2022US 2022/0171334 A1Samsung Electronics Co., Ltd.
- Holographic display system16 Dec 2021US 2021/0389724 A1Northwestern University
- Holographic Imaging Device and Holographic Imaging Method21 Oct 2021US 2021/0325825 A1University of Hyogo
Most cited
By later US patents
- Methods of forming multiple phase light modulators371US 5,312,513 ATexas Instruments Incorporated · 1994
- Multiple phase light modulation using binary addressing244US 5,606,441 ATexas Instruments Incorporated · 1997
- Segmented 3-D hologram display115US 4,795,223 AHughes Aircraft Company · 1989
- Optical apparatus for controlling the wavefront of a coherent light70US 5,682,214 ASeiko Epson Corporation · 1997
- Optical crosspoint switch module67US 5,040,864 ARockwell International Corporation · 1991