G02B 27/4205
Having a diffractive optical element [doe] contributing to image formation
Official title: {having a diffractive optical element [DOE] contributing to image formation, e.g. whereby modulation transfer function MTF or optical aberrations are relevant}
G02B27/4205 (Having a diffractive optical element [doe] contributing to image formation) appears on 1,415 US grants and 1,576 published applications in this corpus.
Search patents in G02B- Granted patents
- 1,415
- Published applications
- 1,576
- Assignees
- 482
- Inventors
- 2,312
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 8 | 0 |
| 1993 | 7 | 0 |
| 1994 | 8 | 0 |
| 1995 | 9 | 0 |
| 1996 | 10 | 0 |
| 1997 | 10 | 0 |
| 1998 | 18 | 0 |
| 1999 | 16 | 0 |
| 2000 | 24 | 0 |
| 2001 | 19 | 7 |
| 2002 | 24 | 33 |
| 2003 | 23 | 17 |
| 2004 | 29 | 19 |
| 2005 | 18 | 19 |
| 2006 | 19 | 30 |
| 2007 | 11 | 21 |
| 2008 | 14 | 24 |
| 2009 | 29 | 39 |
| 2010 | 22 | 31 |
| 2011 | 22 | 28 |
| 2012 | 20 | 35 |
| 2013 | 28 | 27 |
| 2014 | 24 | 39 |
| 2015 | 28 | 161 |
| 2016 | 48 | 74 |
| 2017 | 62 | 80 |
| 2018 | 80 | 90 |
| 2019 | 88 | 122 |
| 2020 | 120 | 144 |
| 2021 | 105 | 121 |
| 2022 | 116 | 125 |
| 2023 | 98 | 101 |
| 2024 | 105 | 96 |
| 2025 | 91 | 62 |
| 2026 | 45 | 31 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Imaging optical system and image pickup apparatus having the same6 Oct 2026US 12,754,399 B2Canon Kabushiki Kaisha
- Image projection22 Sep 2026US 12,742,977 B2Dualitas Ltd
- Waveguide for an augmented reality or virtual reality display8 Sep 2026US 12,730,305 B2Snap Inc.
- Exit pupil expander with total internal reflection between wedge surfaces8 Sep 2026US 12,730,318 B2Magic Leap, Inc.
- Diffractive optical element, optical system, image pickup apparatus, and display apparatus8 Sep 2026US 12,730,331 B2Canon Kabushiki Kaisha
- Compact display with extended pixel resolution1 Oct 2026US 2026/0299182 A1Texas Instruments Incorporated
- Optical waveguide device and ar display apparatus1 Oct 2026US 2026/0299292 A1Beijing BOE Technology Development Co., Ltd.
- Exit pupil expander24 Sep 2026US 2026/0287899 A1Magic Leap, Inc.
- Directional illuminator and display apparatus with switchable diffuser17 Sep 2026US 2026/0276984 A1Meta Platforms Technologies, LLC
- Display structure17 Sep 2026US 2026/0276996 A1Dispelix Oy
Most cited
By later US patents
- Methods and apparatus for forward-directed optical scanning instruments1,184US 6,485,413 B1The General Hospital Corporation · 2002
- Plastic lens system for vehicle imaging system729US 6,757,109 B2Donnelly Corporation · 2004
- Virtual and augmented reality systems and methods701US 9,791,700 B2Magic Leap, Inc. · 2017
- Optical lens for correcting astigmatism451US 5,016,977 AEssilor International-Compagnie Generale · 1991
- Optical element employing aspherical and binary grating optical surfaces427US 5,044,706 AHughes Aircraft Company · 1991