G02B 3/14
Of variable focal length
Official title: of variable focal length
G02B3/14 (Of variable focal length) appears on 1,714 US grants and 2,020 published applications in this corpus.
Search patents in G02B- Granted patents
- 1,714
- Published applications
- 2,020
- Assignees
- 594
- Inventors
- 2,811
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 7 | 0 |
| 1989 | 8 | 0 |
| 1990 | 9 | 0 |
| 1991 | 5 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 6 | 0 |
| 1997 | 6 | 0 |
| 1998 | 8 | 0 |
| 1999 | 8 | 0 |
| 2000 | 7 | 0 |
| 2001 | 5 | 3 |
| 2002 | 10 | 17 |
| 2003 | 14 | 13 |
| 2004 | 13 | 16 |
| 2005 | 21 | 30 |
| 2006 | 17 | 64 |
| 2007 | 36 | 80 |
| 2008 | 48 | 84 |
| 2009 | 46 | 81 |
| 2010 | 62 | 82 |
| 2011 | 46 | 78 |
| 2012 | 51 | 99 |
| 2013 | 82 | 64 |
| 2014 | 74 | 67 |
| 2015 | 59 | 74 |
| 2016 | 48 | 83 |
| 2017 | 68 | 59 |
| 2018 | 66 | 86 |
| 2019 | 79 | 119 |
| 2020 | 94 | 139 |
| 2021 | 108 | 169 |
| 2022 | 116 | 167 |
| 2023 | 129 | 130 |
| 2024 | 122 | 103 |
| 2025 | 142 | 77 |
| 2026 | 60 | 36 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and method for measuring visual acuity by using focus-tunable lens6 Oct 2026US 12,754,350 B2Samsung Electronics Co., Ltd.
- Device and a method of manufacturing a device, such as a liquid lens, with bond configured to fracture at the same burst pressure15 Sep 2026US 12,736,717 B2Corning Incorporated
- Image detection device and image detection method for reducing focusing recovery time15 Sep 2026US 12,739,517 B2Mitutoyo Corporation
- Variable focal length lens device8 Sep 2026US 12,732,676 B2Mitutoyo Corporation
- Lens module and electronic device25 Aug 2026US 12,717,116 B2Huawei Technologies 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
- Optical assembly and a method for reducing force induced wavefront errors24 Sep 2026US 2026/0287967 A1Optotune Switzerland AG
- Hybrid liquid crystal lens and method for driving thereof17 Sep 2026US 2026/0277071 A1IXI Eyewear Oy
- Device and a method of manufacturing a device, such as a liquid lens, with bonds configured to fracture at the same burst pressure10 Sep 2026US 2026/0267038 A1Corning Incorporated
Most cited
By later US patents
- Focus module and components with actuator544US 8,687,282 B2Hand Held Products, Inc. · 2014
- Autofocus lens system for indicia readers413US 9,224,022 B2Hand Held Products, Inc. · 2015
- Variable focus lens400US 5,066,301 A1991
- Lens with variable optical properties395US 5,443,506 A1995
- Variable power intraocular lens with astigmatism correction356US 5,171,266 A1992