G03H 2222/10
Spectral composition
G03H2222/10 (Spectral composition) appears on 467 US grants and 558 published applications in this corpus.
Search patents in G03H- Granted patents
- 467
- Published applications
- 558
- Assignees
- 303
- Inventors
- 1,097
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 6 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 7 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 8 | 0 |
| 2001 | 6 | 2 |
| 2002 | 3 | 3 |
| 2003 | 4 | 2 |
| 2004 | 3 | 7 |
| 2005 | 2 | 13 |
| 2006 | 13 | 19 |
| 2007 | 10 | 16 |
| 2008 | 7 | 19 |
| 2009 | 11 | 13 |
| 2010 | 11 | 22 |
| 2011 | 13 | 13 |
| 2012 | 8 | 13 |
| 2013 | 8 | 18 |
| 2014 | 14 | 27 |
| 2015 | 16 | 29 |
| 2016 | 15 | 15 |
| 2017 | 22 | 26 |
| 2018 | 16 | 32 |
| 2019 | 31 | 49 |
| 2020 | 32 | 52 |
| 2021 | 24 | 48 |
| 2022 | 36 | 35 |
| 2023 | 34 | 24 |
| 2024 | 28 | 25 |
| 2025 | 28 | 22 |
| 2026 | 16 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G03H 2222/17White lightIndexing code171
- G03H 2222/13Multi-wavelengths wave with discontinuous wavelength rangesIndexing code134
- G03H 2222/16Infra red [ir]Indexing code93
- G03H 2222/12Single or narrow bandwidth sourceIndexing code87
- G03H 2222/15Ultra violet [uv]Indexing code40
- G03H 2222/14Broadband sourceIndexing code25
Recent patents
- Hologram display device6 Oct 2026US 12,754,511 B2Samsung Display Co., Ltd.
- Method for producing micro-optics on surface-emitting laser diodes (VCSEL)4 Aug 2026US 12,700,717 B2Robert Bosch GmbH
- Holographic entry light in a door frame21 Jul 2026US 12,686,331 B2Carl Zeiss Jena GmbH
- Optical system for digital holography7 Jul 2026US 12,675,074 B2Akmira Optronics GmbH
- Method for producing volume reflection holograms with substrate-guided reconstruction beams and/or substrate-guided diffracted beams in a single-beam set-up30 Jun 2026US 12,669,777 B2Covestro Deutschland AG
- A lens-free single-frame phase recovery method based on partially coherent light-emitting diode illumination8 Oct 2026US 2026/0310130 A1Nanjing University of Science and Technology
- System for detecting an object at least partially hidden by a flame20 Aug 2026US 2026/0243603 A1Consiglio Nazionale Delle Ricerche
- Measurement method for determining a replication parameter, and replication method using the determined replication parameter20 Aug 2026US 2026/0244155 A1
- Device for producing a polychromatic holographic image in a seat trim panel13 Aug 2026US 2026/0235987 A1Carl Zeiss Jena GmbH
- System for acquiring holograms of different colors16 Jul 2026US 2026/0202796 A1Cubixel Co., Ltd.
Most cited
By later US patents
- Holographic head-up control panel155US 4,818,048 AHughes Aircraft Company · 1989
- Hologram recording sheet, holographic optical element using said sheet, and its production process134US 6,127,066 ADai Nippon Printing Co.Ltd. · 2000
- Automobile identification system130US 4,368,979 ASiemens Aktiengesellschaft · 1983
- Method and apparatus for high resolution holographic imaging of biological tissue128US 5,014,709 ABiologic Systems Corp. · 1991
- Controllable waveguide for near-eye display applications119US 9,400,395 B2Vuzix Corporation · 2016