RS

Ray Steven Spratt

CG Carl Zeiss Vision International Gmbh: 38 patents #1 of 185Top 1%
DU Diasonics Ultrasound: 7 patents #1 of 17Top 6%
SH Sola International Holdings: 5 patents #10 of 76Top 15%
CL Carl Zeiss Vision Austalia Holdings Limited: 4 patents #4 of 17Top 25%
DI Diasonics: 3 patents #4 of 53Top 8%
EX ExxonMobil: 3 patents #3,051 of 10,161Top 35%
CS Carl Zeiss Vision Italia S.P.A: 1 patents #3 of 8Top 40%
University of Michigan: 1 patents #1,906 of 4,352Top 45%
📍 Petaluma, CA: #9 of 492 inventorsTop 2%
🗺 California: #7,167 of 386,348 inventorsTop 2%
Overall (All Time): #48,543 of 4,157,543Top 2%
53
Patents All Time

Issued Patents All Time

Showing 1–25 of 53 patents

Patent #TitleCo-InventorsDate
12287536 Progressive spectacle lens Saulius Raymond Varnas, Philipp Jester 2025-04-29
12001087 Progressive spectacle lens Saulius Raymond Varnas, Philipp Jester 2024-06-04
11782293 Progressive addition lens for myopia control and method of manufacturing the same Saulius Raymond Varnas, Timo Kratzer, Gerhard Kelch, Siegfried Wahl 2023-10-10
11372263 Bifocal spectacle lens, computer implemented method for creating a numerical representation of same, computer program, data processing system, and non-volatile computer readable storage medium Markus Welscher 2022-06-28
11086144 Adjustable progressive lens and design method Sabine Latzel 2021-08-10
10976573 Method for designing a lens shape and spectacle lens Philipp Ellinger, Helmut Wietschorke, Angela Nolan, Saulius Raymond Varnas 2021-04-13
10969607 Method for determining an improved design for a progressive lens Gerhard Kelch 2021-04-06
10928655 Reduced distortion spectacle lens 2021-02-23
10875140 Manufacturing method for manufacturing a spectacle lens, spectacle lens and lens design method Angela Nolan, Philipp Ellinger, Michael Gall 2020-12-29
10863901 Prescription determination 2020-12-15
10856601 Protective shield with arcuate lens portion having a horizontally varying vertical curvature 2020-12-08
10782541 Method for designing a lens shape and spectacle lens Philipp Ellinger, Helmut Wietschorke, Angela Nolan, Saulius Raymond Varnas 2020-09-22
10775642 Method for designing a lens shape and spectacle lens Philipp Ellinger, Helmut Wietschorke, Angela Nolan, Saulius Raymond Varnas 2020-09-15
10775641 Method for designing a lens shape and spectacle lens Philipp Ellinger, Helmut Wietschorke, Angela Nolan, Saulius Raymond Varnas 2020-09-15
10765313 Prescription determination 2020-09-08
10416474 Eyeglasses with one-piece shield and method for designing said shield 2019-09-17
10416475 Eyeglasses with one-piece shield and method for designing said shield 2019-09-17
10146064 Apparatus and method for ascertaining a type of spectacle lens and apparatus and method for determining a refractive power distribution of a progressive spectacle lens Konrad Saur, Paraic Begley, Timo Kratzer 2018-12-04
10088691 Apparatus and method for ascertaining a type of spectacle lens and apparatus and method for determining a refractive power distribution of a progressive spectacle lens Konrad Saur, Paraic Begley, Timo Kratzer 2018-10-02
10007128 Method and device for establishing a target design Markus Welscher, Ralf Sauer, Christoph Winter 2018-06-26
9864212 Method for reducing the thickness of a lens shape and uncut lens blank Timo Kratzer, Philipp Ellinger 2018-01-09
9784992 Method and system for determining an eyeglass prescription Timo Kratzer 2017-10-10
9468371 Statistical autorefractor Timo Kratzer 2016-10-18
9170432 Low distortion eyewear lens with low optical power Sabrina Malnati, Wolf Krause 2015-10-27
8985767 Wavefront optimized progressive lens Darryl Meister, Timo Kratzer 2015-03-24