G02B 27/4211
Correcting chromatic aberrations
Official title: {correcting chromatic aberrations (G02B27/0056, G02B27/4222, G02B27/4227 take precedence)}
G02B27/4211 (Correcting chromatic aberrations) appears on 442 US grants and 392 published applications in this corpus.
Search patents in G02B- Granted patents
- 442
- Published applications
- 392
- Assignees
- 185
- Inventors
- 637
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 6 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 7 | 0 |
| 1996 | 7 | 0 |
| 1997 | 8 | 0 |
| 1998 | 11 | 0 |
| 1999 | 10 | 0 |
| 2000 | 21 | 0 |
| 2001 | 14 | 4 |
| 2002 | 14 | 27 |
| 2003 | 17 | 9 |
| 2004 | 19 | 11 |
| 2005 | 12 | 11 |
| 2006 | 12 | 16 |
| 2007 | 5 | 10 |
| 2008 | 7 | 15 |
| 2009 | 18 | 22 |
| 2010 | 13 | 20 |
| 2011 | 14 | 16 |
| 2012 | 12 | 16 |
| 2013 | 17 | 15 |
| 2014 | 12 | 8 |
| 2015 | 16 | 22 |
| 2016 | 18 | 18 |
| 2017 | 11 | 13 |
| 2018 | 12 | 18 |
| 2019 | 23 | 23 |
| 2020 | 20 | 29 |
| 2021 | 15 | 13 |
| 2022 | 13 | 11 |
| 2023 | 12 | 7 |
| 2024 | 14 | 22 |
| 2025 | 10 | 12 |
| 2026 | 7 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optical system and display apparatus7 Jul 2026US 12,674,978 B2Canon Kabushiki Kaisha
- Devices and methods for performing high-harmonic diffractive lens color compensation7 Jul 2026US 12,674,996 B2Arizona Board of Regents on Behalf of the University of Arizona
- Optical system and display apparatus5 May 2026US 12,619,081 B2Canon Kabushiki Kaisha
- Camera lens, camera module, and electronic device17 Mar 2026US 12,578,559 B2Huawei Technologies Co., Ltd.
- Hybrid optical system having superlens and refraction and/or reflection lens24 Feb 2026US 12,560,745 B2Shenzhen Metalenx Technology Co.,Ltd
- Optical system and display device23 Jul 2026US 2026/0211256 A1Sony Group Corporation
- Wedged window for multi-mode system4 Jun 2026US 2026/0153730 A1Raytheon Company
- Use of Metasurface Optical Components to Alter Incident Light14 May 2026US 2026/0133433 A1President and Fellows of Harvard College
- Display device15 Jan 2026US 2026/0016686 A1ASUSTeK COMPUTER INC.
- Optical system and display apparatus25 Dec 2025US 2025/0389962 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Plastic lens system for vehicle imaging system729US 6,757,109 B2Donnelly Corporation · 2004
- Optical element employing aspherical and binary grating optical surfaces427US 5,044,706 AHughes Aircraft Company · 1991
- Multi-plane optical apparatus310US 7,573,640 B2Mirage Innovations Ltd. · 2009
- Diffraction bifocal with adjusted chromaticity215US 5,117,306 A1992
- Lenslet array systems and methods177US 6,381,072 B1Proxemics · 2002