G02C 7/028
Special mathematical design techniques
Official title: {Special mathematical design techniques}
G02C7/028 (Special mathematical design techniques) appears on 558 US grants and 628 published applications in this corpus.
Search patents in G02C- Granted patents
- 558
- Published applications
- 628
- Assignees
- 193
- Inventors
- 737
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 2 |
| 2002 | 5 | 6 |
| 2003 | 8 | 15 |
| 2004 | 13 | 14 |
| 2005 | 10 | 19 |
| 2006 | 16 | 17 |
| 2007 | 14 | 17 |
| 2008 | 9 | 13 |
| 2009 | 11 | 14 |
| 2010 | 14 | 21 |
| 2011 | 13 | 26 |
| 2012 | 10 | 18 |
| 2013 | 23 | 24 |
| 2014 | 25 | 26 |
| 2015 | 24 | 40 |
| 2016 | 21 | 23 |
| 2017 | 32 | 54 |
| 2018 | 24 | 35 |
| 2019 | 53 | 29 |
| 2020 | 36 | 39 |
| 2021 | 26 | 34 |
| 2022 | 25 | 44 |
| 2023 | 24 | 37 |
| 2024 | 28 | 23 |
| 2025 | 41 | 23 |
| 2026 | 22 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of providing refractive microstructures on a surface of a spectacle lens and spectacle lens design6 Oct 2026US 12,752,503 B2Carl Zeiss Vision International GmbH
- Method for determining the adaptation of a myopia control optical lens15 Sep 2026US 12,736,831 B2Essilor International
- Computer-implemented method for providing a finished single vision ophthalmic lens18 Aug 2026US 12,710,667 B2Essilor International
- Determining eye-optically relevant biometrics of at least one eye from an image of an eye area14 Jul 2026US 12,681,327 B2Rodenstock GmbH
- Method for simulating optical products14 Jul 2026US 12,681,328 B2Acep France
- Reducing the progression of myopia by means of an adapted active region24 Sep 2026US 2026/0287930 A1Rodenstock GmbH
- Transmission Optical System of Determined Residual Reflection Color, System for Manufacturing Thereof and Apparatus for Evaluating a Difference in Residual Reflection Color17 Sep 2026US 2026/0276478 A1Essilor International
- Method for selecting a lens having a special light transmission filter27 Aug 2026US 2026/0251914 A1Ecole Nationale Des Travaux Publics De L'etat
- Toric contact lens stabilization design based on thickness gradients orthogonal to eyelid margin20 Aug 2026US 2026/0244033 A1Johnson & Johnson Vision Care, Inc.
- Tilted and/or extruded optical elements for the management of myopia6 Aug 2026US 2026/0227647 A1Nithalmic Holding Pty Ltd
Most cited
By later US patents
- Wide depth of focus intraocular and contact lenses246US 5,260,727 A1993
- Multifocal ophthalmic lens with induced aperture243US 6,474,814 B1Florida Optical Engineering, Inc · 2002
- Multifocal birefringent lens system237US 5,142,411 A1992
- Methods of obtaining ophthalmic lenses providing the eye with reduced aberrations228US 6,609,793 B2Pharmacia Groningen BV · 2003
- Diffractive multifocal optical device222US 4,995,715 A1991