G01M 11/0228
By measuring refractive power
Official title: {by measuring refractive power}
G01M11/0228 (By measuring refractive power) appears on 336 US grants and 272 published applications in this corpus.
Search patents in G01M- Granted patents
- 336
- Published applications
- 272
- Assignees
- 188
- Inventors
- 622
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 6 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 6 | 0 |
| 1982 | 2 | 0 |
| 1983 | 5 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 7 | 0 |
| 1995 | 6 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 9 | 0 |
| 1999 | 8 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 1 |
| 2002 | 6 | 11 |
| 2003 | 5 | 6 |
| 2004 | 4 | 5 |
| 2005 | 9 | 9 |
| 2006 | 4 | 9 |
| 2007 | 12 | 7 |
| 2008 | 4 | 10 |
| 2009 | 4 | 8 |
| 2010 | 12 | 5 |
| 2011 | 4 | 7 |
| 2012 | 3 | 12 |
| 2013 | 12 | 10 |
| 2014 | 12 | 10 |
| 2015 | 7 | 8 |
| 2016 | 9 | 9 |
| 2017 | 10 | 6 |
| 2018 | 7 | 17 |
| 2019 | 13 | 16 |
| 2020 | 24 | 17 |
| 2021 | 8 | 18 |
| 2022 | 12 | 21 |
| 2023 | 9 | 16 |
| 2024 | 15 | 10 |
| 2025 | 20 | 13 |
| 2026 | 5 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Apparatus, system, and method of determining one or more parameters of a lens4 Aug 2026US 12,699,023 B26 Over 6 Vision Ltd.
- Performance evaluation method for spectacle lens and non-transitory computer-readable storage medium21 Apr 2026US 12,607,879 B2Tokai Optical Co., Ltd.
- Augmented reality waveguide and display light engine metrology17 Mar 2026US 12,578,249 B1Amazon Technologies, Inc.
- Method for measuring the optical quality of a given region of a glazing unit, associated measuring device17 Mar 2026US 12,578,287 B2Saint-Gobain Sekurit France
- Measuring optical power of a lens using a variable focus camera13 Jan 2026US 12,523,846 B1Apple Inc.
- Electronic device and operating method of the same1 Oct 2026US 2026/0303775 A1Samsung Electrionics Co., Ltd.
- Systems, apparatus, and methods for lens metrology30 Jul 2026US 2026/0219130 A1
- Method and measuring system for determining the effective focal length of an optical system30 Jul 2026US 2026/0219131 A1TRUMPF Lasersystems for Semiconductor Manufacturing GmbH
- Determination of an optical lens machining process signature16 Jul 2026US 2026/0202839 A1Essilor International
- Optico-dynamic Light Tunnel21 May 2026US 2026/0140041 A1
Most cited
By later US patents
- System and method for determining and controlling focal distance in a vision system camera100US 8,576,390 B1Cognex Corporation · 2013
- Contact lens zonometer65US 4,784,485 AUnisearch Limited · 1988
- Apparatus for mapping optical elements60US 5,825,476 AVisionix Ltd. · 1998
- Method and apparatus for evaluating aberrations of optical element and method and apparatus for adjusting optical unit and lens56US 6,809,829 B1Matsushita Electric Industrial Co., Ltd. · 2004
- Method of inspecting ophthalmic lenses45US 5,828,446 AJohnson & Johnson Vision Products, Inc. · 1998