G02C 7/081
Ophthalmic lenses with variable focal length
Official title: {Ophthalmic lenses with variable focal length}
G02C7/081 (Ophthalmic lenses with variable focal length) appears on 1,098 US grants and 1,338 published applications in this corpus.
Search patents in G02C- Granted patents
- 1,098
- Published applications
- 1,338
- Assignees
- 305
- Inventors
- 1,353
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 3 |
| 2003 | 4 | 5 |
| 2004 | 5 | 13 |
| 2005 | 5 | 16 |
| 2006 | 11 | 24 |
| 2007 | 10 | 23 |
| 2008 | 19 | 32 |
| 2009 | 15 | 21 |
| 2010 | 11 | 25 |
| 2011 | 18 | 21 |
| 2012 | 20 | 69 |
| 2013 | 22 | 51 |
| 2014 | 50 | 77 |
| 2015 | 52 | 78 |
| 2016 | 52 | 82 |
| 2017 | 77 | 104 |
| 2018 | 67 | 104 |
| 2019 | 115 | 88 |
| 2020 | 84 | 114 |
| 2021 | 76 | 99 |
| 2022 | 90 | 59 |
| 2023 | 77 | 69 |
| 2024 | 77 | 70 |
| 2025 | 74 | 54 |
| 2026 | 26 | 37 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Apparatus and method for measuring visual acuity by using focus-tunable lens6 Oct 2026US 12,754,350 B2Samsung Electronics Co., Ltd.
- Electrically switchable liquid crystal cell, contact lens and method relating thereto15 Sep 2026US 12,736,835 B2CooperVision International Limited
- Eyewear for a subject having an eye provided with a myopia control solution and associated method8 Sep 2026US 12,730,334 B2Essilor International
- Oxygen permeable contact lens1 Sep 2026US 12,724,294 B2e-Vision Smart Optics, Inc.
- Apparatus and method for measuring visual acuity by using focus-tunable lens18 Aug 2026US 12,710,570 B2Samsung Electronics Co., Ltd.
- Optical assembly8 Oct 2026US 2026/0309898 A1Optotune Switzerland AG
- Creating radial refractive index patterns in liquid crystal material1 Oct 2026US 2026/0299359 A1
- Method and apparatus of controlling focus-adjustable glasses based on user feedback24 Sep 2026US 2026/0287932 A1Electronics and Telecommunications Research Institute
- Visual system10 Sep 2026US 2026/0267146 A1Zhejiang Sunny Optics Co., Ltd.
- Spectacles with sandwiched polymer structure10 Sep 2026US 2026/0267168 A1poLight ASA
Most cited
By later US patents
- Switchable lens347US 5,712,721 AThe Technology Partnership PLC · 1998
- System, apparatus, and method for reducing birefringence313US 6,491,391 B1E-Vision, LLC · 2002
- Stabilized electro-active contact lens298US 6,851,805 B2E-Vision, LLC · 2005
- Intraocular lens system297US 4,816,031 A1989
- Auto-focusing optical apparatus290US 5,359,444 AMotorola, Inc. · 1994