PURCHASE; Ken G.

Patent Applications and Registrations

Patent applications and USPTO patent grants for PURCHASE; Ken G..The latest application filed is for "microstructures for transforming light having lambertian distribution into batwing distributions".

Company Profile

2.13.16

PURCHASE; Ken G. - Morrisville NC
Purchase; Ken G. - Mountain View CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Microstructures For Transforming Light Having Lambertian Distribution Into Batwing Distributions App 20220307672 - SHEN; Bing ; et al.	2022-09-29
Microstructures for transforming light having Lambertian distribution into batwing distributions Grant 11,391,437 - Shen , et al. July 19, 2	2022-07-19
Light Transmissive Structures For Redistribution Of Light And Lighting Systems Including Same App 20220214023 - Purchase; Ken G. ; et al.	2022-07-07
Light transmissive structures for redistribution of light and lighting systems including same Grant 11,300,268 - Purchase , et al. April 12, 2	2022-04-12
Light Transmissive Structures For Redistribution Of Light And Lighting Systems Including Same App 20210156539 - PURCHASE; Ken G. ; et al.	2021-05-27
Microstructures For Transforming Light Having Lambertian Distribution Into Batwing Distributions App 20200408383 - SHEN; Bing ; et al.	2020-12-31
2D deglaring diffusers increasing axial luminous intensity Grant 10,317,583 - Purchase	2019-06-11
Microstructure-based diffusers for creating batwing lighting patterns Grant 10,302,275 - Purchase	2019-05-28
Microstructure-based optical diffusers for creating batwing and other lighting patterns Grant 10,072,816 - Shen , et al. September 11, 2	2018-09-11
Shaped microstructure-based optical diffusers for creating batwing and other lighting patterns Grant 9,765,949 - Shen , et al. September 19, 2	2017-09-19
Microstructure-Based Diffusers for Creating Batwing Lighting Patterns App 20170146214 - PURCHASE; Ken G.	2017-05-25
2d Deglaring Diffusers Increasing Axial Luminous Intensity App 20160320532 - Purchase; Ken G.	2016-11-03
Light transmissive structures and fabrication methods for controlling far-field light distribution Grant 9,086,521 - Rinehart , et al. July 21, 2	2015-07-21
Optical diffusers with spatial variations Grant 8,974,069 - Purchase , et al. March 10, 2	2015-03-10
Shaped Microstructure-based Optical Diffusers For Creating Batwing And Other Lighting Patterns App 20150029717 - Shen; Bing ; et al.	2015-01-29
Microstructure-based Optical Diffusers For Creating Batwing And Other Lighting Patterns App 20140376220 - Shen; Bing ; et al.	2014-12-25
Light Transmissive Structures And Fabrication Methods For Controlling Far-field Light Distribution App 20140022783 - Rinehart; Thomas A. ; et al.	2014-01-23
Transmissive Optical Microstructure Substrates That Produce Visible Patterns App 20110085241 - Purchase; Ken G. ; et al.	2011-04-14
Optical Diffusers With Spatial Variations App 20100039808 - Purchase; Ken G. ; et al.	2010-02-18
Polarization dependency identification Grant 7,312,858 - Purchase December 25, 2	2007-12-25
Microfluidic control for waveguide optical switches, variable attenuators, and other optical devices Grant 7,283,696 - Ticknor , et al. October 16, 2	2007-10-16
Polarization dependency identification App 20060139625 - Purchase; Ken G.	2006-06-29
Microfluidic control for waveguide optical switches, variable attenuators, and other optical devices App 20060083473 - Ticknor; Anthony J. ; et al.	2006-04-20
Microfluidic control for waveguide optical switches, variable attenuators, and other optical devices Grant 7,016,560 - Ticknor , et al. March 21, 2	2006-03-21
Microfluidic control for waveguide optical switches, variable attenuators, and other optical devices App 20030012483 - Ticknor, Anthony J. ; et al.	2003-01-16
Variable optical attenuators and optical shutters using a coupling layer in proximity to an optical waveguide (II) App 20010046363 - Purchase, Ken G. ; et al.	2001-11-29

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