G02B 5/1857
Using exposure or etching means
Official title: {using exposure or etching means, e.g. holography, photolithography, exposure to electron or ion beams}
G02B5/1857 (Using exposure or etching means) appears on 861 US grants and 972 published applications in this corpus.
Search patents in G02B- Granted patents
- 861
- Published applications
- 972
- Assignees
- 452
- Inventors
- 1,912
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 8 | 0 |
| 1983 | 5 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 6 | 0 |
| 1989 | 9 | 0 |
| 1990 | 1 | 0 |
| 1991 | 9 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 7 | 0 |
| 1996 | 7 | 0 |
| 1997 | 6 | 0 |
| 1998 | 12 | 0 |
| 1999 | 10 | 0 |
| 2000 | 6 | 0 |
| 2001 | 10 | 10 |
| 2002 | 11 | 12 |
| 2003 | 15 | 19 |
| 2004 | 17 | 33 |
| 2005 | 18 | 36 |
| 2006 | 23 | 30 |
| 2007 | 11 | 21 |
| 2008 | 13 | 19 |
| 2009 | 9 | 23 |
| 2010 | 10 | 19 |
| 2011 | 24 | 20 |
| 2012 | 19 | 23 |
| 2013 | 12 | 19 |
| 2014 | 21 | 23 |
| 2015 | 9 | 25 |
| 2016 | 24 | 28 |
| 2017 | 21 | 30 |
| 2018 | 23 | 40 |
| 2019 | 42 | 58 |
| 2020 | 62 | 97 |
| 2021 | 66 | 83 |
| 2022 | 62 | 78 |
| 2023 | 64 | 71 |
| 2024 | 64 | 61 |
| 2025 | 49 | 52 |
| 2026 | 43 | 42 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Diffractive optical element and method of manufacturing diffractive optical element6 Oct 2026US 12,754,355 B2Canon Kabushiki Kaisha
- Optical devices including metastructures and methods for fabricating the optical devices29 Sep 2026US 12,748,240 B2NIL Technology ApS
- Surface treatment for replication15 Sep 2026US 12,736,871 B2NILT Switzerland GmbH
- Lidar system with polygon mirror1 Sep 2026US 12,724,149 B2Microvision, Inc.
- Fabrication of binary-phase photon sieve1 Sep 2026US 12,724,182 B1United States of America as represented by the Administrator of NASA
- Input/output coupling grating and display including the same1 Oct 2026US 2026/0299305 A1Magic Leap, Inc.
- Grating structure and processing method therefor, lens and head-mounted display device24 Sep 2026US 2026/0287805 A1Goertek Optical Technology Co., Ltd.
- Field etch to enhance image sharpness of augmented reality waveguide combiners17 Sep 2026US 2026/0276873 A1APPLIED Materials.Inc.
- Solid-state imaging element and method of manufacturing the same17 Sep 2026US 2026/0282575 A1Toppan Holdings Inc.
- Metagrating out-coupler and anti-reflective laminae10 Sep 2026US 2026/0267042 A1Microsoft Technology Licensing, LLC
Most cited
By later US patents
- Formation of microstamped patterns on surfaces and derivative articles1,049US 5,512,131 APresident and Fellows of Harvard College · 1996
- High-efficiency, multilevel, diffractive optical elements373US 4,895,790 AMassachusetts Institute of Technology · 1990
- Microcontact printing on surfaces and derivative articles267US 6,180,239 B2President and Fellows of Harvard College · 2001
- Methods of etching articles via microcontact printing243US 5,900,160 APresident and Fellows of Harvard College · 1999
- Multilayer dielectric diffraction gratings238US 5,907,436 AThe Regents of the University of California · 1999