G03F 7/001
Phase modulating patterns
Official title: {Phase modulating patterns, e.g. refractive index patterns}
G03F7/001 (Phase modulating patterns) appears on 569 US grants and 474 published applications in this corpus.
Search patents in G03F- Granted patents
- 569
- Published applications
- 474
- Assignees
- 274
- Inventors
- 1,227
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 7 | 0 |
| 1978 | 3 | 0 |
| 1979 | 7 | 0 |
| 1980 | 2 | 0 |
| 1981 | 8 | 0 |
| 1982 | 6 | 0 |
| 1983 | 5 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 14 | 0 |
| 1990 | 16 | 0 |
| 1991 | 10 | 0 |
| 1992 | 10 | 0 |
| 1993 | 15 | 0 |
| 1994 | 12 | 0 |
| 1995 | 14 | 0 |
| 1996 | 6 | 0 |
| 1997 | 17 | 0 |
| 1998 | 10 | 0 |
| 1999 | 15 | 0 |
| 2000 | 18 | 0 |
| 2001 | 19 | 4 |
| 2002 | 14 | 16 |
| 2003 | 22 | 35 |
| 2004 | 23 | 36 |
| 2005 | 13 | 26 |
| 2006 | 18 | 28 |
| 2007 | 16 | 32 |
| 2008 | 13 | 36 |
| 2009 | 11 | 40 |
| 2010 | 17 | 25 |
| 2011 | 13 | 21 |
| 2012 | 17 | 16 |
| 2013 | 21 | 10 |
| 2014 | 25 | 8 |
| 2015 | 11 | 7 |
| 2016 | 6 | 5 |
| 2017 | 3 | 8 |
| 2018 | 6 | 11 |
| 2019 | 9 | 16 |
| 2020 | 9 | 23 |
| 2021 | 15 | 18 |
| 2022 | 15 | 18 |
| 2023 | 11 | 8 |
| 2024 | 13 | 11 |
| 2025 | 3 | 11 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Compound, polymerizable composition, polymer, holographic recording medium, optical material, and optical component25 Aug 2026US 12,717,227 B2Mitsubishi Chemical Corporation
- High-throughput manufacturing of photonic integrated circuit (PIC) waveguides using multiple exposures14 Apr 2026US 12,600,102 B2Arizona Board of Regents on Behalf of the University of Arizona
- Holographic optical device and manufacturing method therefor7 Apr 2026US 12,596,326 B2LG Chem.Ltd.
- Photopolymer composition for hologram formation, hologram recording medium and optical elements17 Mar 2026US 12,578,638 B2LG Chem.Ltd.
- Method forming grating device2 Dec 2025US 12,487,384 B2VisEra Technologies Company Limited
- Lens manufacturing method and system, and progressive lens28 May 2026US 2026/0147229 A1Nantong Nuotong Yimu Medical Technology Co., Ltd.
- Replicating method for copying holograms into liquid photopolymers12 Mar 2026US 2026/0072400 A1
- Replicating device for copying holograms into liquid photopolymers19 Feb 2026US 2026/0050238 A1
- Holographic photopolymer material, holographic photosensitive film, holographic optical element, and display device22 Jan 2026US 2026/0022199 A1
- Photosensitive composition for hologram recording, hologram recording medium, polymer, large capacity memory, optical element, ar light guide plate, and ar glasses22 Jan 2026US 2026/0023321 A1Mitsubishi Chemical Corporation
Most cited
By later US patents
- High-efficiency, multilevel, diffractive optical elements373US 4,895,790 AMassachusetts Institute of Technology · 1990
- Multilayer dielectric diffraction gratings238US 5,907,436 AThe Regents of the University of California · 1999
- Switchable volume hologram materials and devices234US 5,942,157 AScience Applications International Corporation · 1999
- Method of fabricating Bragg gratings using a silica glass phase grating mask and mask used by same192US 5,367,588 AHer Majesty the Queen in right of Canada, as represented by the Minister of Communications · 1994
- Gray scale mask and depth pattern transfer technique using inorganic chalcogenide glass190US 5,998,066 AAerial Imaging Corporation · 1999