A61F 2/1637
Correcting aberrations caused by inhomogeneities
Official title: {Correcting aberrations caused by inhomogeneities; correcting intrinsic aberrations, e.g. of the cornea, of the surface of the natural lens, aspheric, cylindrical, toric lenses}
A61F2/1637 (Correcting aberrations caused by inhomogeneities) appears on 435 US grants and 604 published applications in this corpus.
Search patents in A61F- Granted patents
- 435
- Published applications
- 604
- Assignees
- 135
- Inventors
- 472
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 2 |
| 2002 | 5 | 5 |
| 2003 | 3 | 5 |
| 2004 | 5 | 9 |
| 2005 | 3 | 6 |
| 2006 | 7 | 13 |
| 2007 | 4 | 12 |
| 2008 | 4 | 9 |
| 2009 | 4 | 28 |
| 2010 | 5 | 24 |
| 2011 | 11 | 18 |
| 2012 | 9 | 21 |
| 2013 | 20 | 19 |
| 2014 | 17 | 35 |
| 2015 | 12 | 28 |
| 2016 | 21 | 31 |
| 2017 | 25 | 42 |
| 2018 | 29 | 34 |
| 2019 | 36 | 39 |
| 2020 | 38 | 40 |
| 2021 | 28 | 48 |
| 2022 | 36 | 33 |
| 2023 | 37 | 42 |
| 2024 | 22 | 26 |
| 2025 | 23 | 19 |
| 2026 | 16 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Intraocular lenses for presbyopia treatment22 Sep 2026US 12,740,855 B2AMO Groningen B. V.
- Intraocular lens with focal performance tailored to pupil size deploying refractive power modification along spiral tracks25 Aug 2026US 12,714,553 B2Rayner Intraocular Lenses Limited
- Intraocular lens (IOL) based on metasurface16 Jun 2026US 12,653,664 B2Wenzhou Institute, University of Chinese Academy Of Sciences
- Lenses having diffractive profiles with irregular width for vision treatment16 Jun 2026US 12,653,665 B2AMO Groningen B. V.
- Intraocular optic assembly9 Jun 2026US 12,648,845 B2
- Intraocular lens scaffold device and methods8 Oct 2026US 2026/0306251 A1
- Intraocular lenses for reducing negative dysphotopsia1 Oct 2026US 2026/0294618 A1AMO Groningen B. V.
- Intraocular lenses and methods and systems for intraocular lens implantation1 Oct 2026US 2026/0294619 A1Apollo Medical, LLC
- Lenses having diffractive profiles with irregular width for vision treatment24 Sep 2026US 2026/0283787 A1AMO Groningen B. V.
- Accommodating intraocular lenses and methods of manufacturing27 Aug 2026US 2026/0248607 A1Alcon Inc.
Most cited
By later US patents
- Optical lens for correcting astigmatism451US 5,016,977 AEssilor International-Compagnie Generale · 1991
- Multifocal aspheric lens297US 6,457,826 B12002
- Multifocal ophthalmic lens with induced aperture243US 6,474,814 B1Florida Optical Engineering, Inc · 2002
- Methods of obtaining ophthalmic lenses providing the eye with reduced aberrations228US 6,609,793 B2Pharmacia Groningen BV · 2003
- Intraoccular lens arrangement and method for correcting astigmatism202US 5,824,074 A1998