Inventor
Roger Clarke
Inventor
Cambridge, GB
Overview
Patents· 19 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Cprimary
G02CSpectacles43%
G02BOptical elements, systems or apparatus25%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein15%
B29DProducing particular articles from plastics or from substances in a plastic state8%
Y10TTechnical subjects covered by former us classification5%
B29CShaping or joining of plastics3%
B29LIndexing scheme associated with subclass b29c, relating to particular articles3%
PatentTitleYear
10,823,981Deformable non-round membrane assemblies202010,036,836Eyewear20189,874,664Actuation of fluid-filled lenses20189,851,562Embedded grating structure20179,810,923'Deformable membrane assemblies'20179,791,720'Deformable non-round membrane assemblies'20179,709,824'Deformable non-round membrane assemblies'20179,618,773'Ophthalmic lenses with oxygen-generating elements therein'20179,411,172'Multifocal lens with a diffractive optical power region'20169,304,372'Optical element with sub elements and an addressable mask'20169,146,407'Fail-safe electro-active lenses and methodology for choosing optical materials for fail-safe electro-active lenses'20158,830,408'Electro-active diffractive lens and method for making the same'20148,662,665'Refractive-diffractive multifocal lens'20148,523,354'Electro-active diffractive lens and method for making the same'20138,319,937'Alignment of liquid crystalline materials to surface relief diffractive structures'20128,317,321'Multifocal lens with a diffractive optical power region'20128,197,063'Refractive-diffractive multifocal lens'20127,883,207'Refractive-diffractive multifocal lens'20117,728,949'Electro-active lens'2010Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2010–2014Patents assigned to PIXELOPTICS INC (8)· patent assignee history
2010–2017Based in Cambridge, GB· patent location history
2012–2017Patents assigned to CLARKE ROGER (7)· patent assignee history
2012–2014Patents assigned to HADDOCK JOSHUA N (5)· patent assignee history
2012–2014Patents assigned to KOKONASKI WILLIAM (5)· patent assignee history
2015–2020Based in Melbourn, GB· patent location history
2016–2018Based in Royston, GB· patent location history
2017–2020Patents assigned to ADLENS LTD (6)· patent assignee history
2018Based in Oxford, GB· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PIXELOPTICS INC | 8 | 2010–2014 |
| CLARKE ROGERself | 7 | 2012–2017 |
| ADLENS LTD | 6 | 2017–2020 |
| HADDOCK JOSHUA N | 5 | 2012–2014 |
| KOKONASKI WILLIAM | 5 | 2012–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cambridge, GB | 10 | 2010–2017 |
| Melbourn, GB | 5 | 2015–2020 |
| Royston, GB | 3 | 2016–2018 |
| Oxford, GB | 1 | 2018 |