CF

Chunxia Feng

LU Lumileds: 5 patents #102 of 528Top 20%
LB Lumileds Holding B.V.: 3 patents #13 of 130Top 10%
Overall (All Time): #624,139 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
11242977 Illumination device with element having annular coating 2022-02-08
11199755 Illumination device with light guide having angled light-accepting surfaces Varun Dev Kakkar, Arjen Gerben Van der Sijde, Erno Fancsali, Nicola Bettina Pfeffer 2021-12-14
11137665 Uniform, efficient, and color tunable ring flash for camera using LEDs with light emission from multiple sides Varun Dev Kakkar, Arjen Gerben Van der Sijde, Erno Fancsali, Nicola Bettina Pfeffer 2021-10-05
10930828 Non-rotationally symmetric lens for non-rotationally symmetric light source resulting in rotationally symmetric beam pattern Varun Dev Kakkar, Emanuel Nicolaas Hermanus Johannes Stassar, Erno Fancsali, Rob Jacques Paul Engelen 2021-02-23
10845028 Extremely wide distribution light-emitting diode (LED) lens for thin direct-lit backlight 2020-11-24
10584847 Extremely wide distribution light-emitting diode (LED) lens for thin direct-lit backlight 2020-03-10
10578278 Optical lens for extremely thin direct-lit backlight 2020-03-03
10400986 Extremely wide distribution light-emitting diode (LED) lens for thin direct-lit backlight 2019-09-03