A61F 2/164
Aspheric lenses
Official title: {Aspheric lenses}
A61F2/164 (Aspheric lenses) appears on 192 US grants and 267 published applications in this corpus.
Search patents in A61F- Granted patents
- 192
- Published applications
- 267
- Assignees
- 70
- Inventors
- 197
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 3 |
| 2004 | 1 | 3 |
| 2005 | 0 | 3 |
| 2006 | 2 | 6 |
| 2007 | 2 | 5 |
| 2008 | 2 | 4 |
| 2009 | 2 | 12 |
| 2010 | 2 | 7 |
| 2011 | 5 | 7 |
| 2012 | 4 | 8 |
| 2013 | 7 | 7 |
| 2014 | 6 | 13 |
| 2015 | 3 | 11 |
| 2016 | 6 | 12 |
| 2017 | 9 | 23 |
| 2018 | 17 | 16 |
| 2019 | 16 | 14 |
| 2020 | 17 | 20 |
| 2021 | 15 | 24 |
| 2022 | 17 | 16 |
| 2023 | 15 | 17 |
| 2024 | 13 | 13 |
| 2025 | 13 | 12 |
| 2026 | 9 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Intraocular lenses for presbyopia treatment22 Sep 2026US 12,740,855 B2AMO Groningen B. V.
- Intraocular lens (IOL) based on metasurface16 Jun 2026US 12,653,664 B2Wenzhou Institute, University of Chinese Academy Of Sciences
- Intraocular optic assembly9 Jun 2026US 12,648,845 B2
- Multifocal lens28 Apr 2026US 12,611,297 B2Hoya Medical Singapore Pte. Ltd.
- Accommodating intraocular lenses and methods of manufacturing14 Apr 2026US 12,599,475 B2Alcon Inc.
- Intraocular lenses for reducing negative dysphotopsia1 Oct 2026US 2026/0294618 A1AMO Groningen B. V.
- Accommodating intraocular lenses and methods of manufacturing27 Aug 2026US 2026/0248607 A1Alcon Inc.
- Intraocular lenses that improve peripheral vision16 Jul 2026US 2026/0199081 A1AMO Groningen B. V.
- Intraocular lens system18 Jun 2026US 2026/0165832 A1Sharpview Ophthalmology Limited
- Intraocular lens that improves overall vision where there is a local loss of retinal function28 May 2026US 2026/0144629 A1AMO Groningen B. V.
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
- Accommodating intraocular lens and lens series and method of lens selection190US 4,710,193 A1987
- Aspheric toric lens designs179US 5,796,462 AJohnson & Johnson Vision Products, Inc. · 1998