YQ

Yifeng Qiu

LU Lumileds: 61 patents #2 of 528Top 1%
Koniniklijke Philips N.V.: 2 patents #2,768 of 7,486Top 40%
LB Lumileds Holding B.V.: 2 patents #23 of 130Top 20%
SB Signify Holding B.V.: 2 patents #462 of 1,458Top 35%
PB Philips Lighting Holding B.V.: 1 patents #438 of 962Top 50%
Overall (All Time): #30,734 of 4,157,543Top 1%
68
Patents All Time

Issued Patents All Time

Showing 25 most recent of 68 patents

Patent #TitleCo-InventorsDate
12276827 Low Z-height LED arrays with controllable light beams Sudhir Subramanya, Willem Sillevis-Smitt, Frederic Stephane Diana, Charles André Schrama, Alan Andrew McReynolds 2025-04-15
12133300 Wireless color tuning for constant-current driver 2024-10-29
11982431 LED lighting module Nicola Bettina Pfeffer, Frederic Stephane Diana, Kevin-Gx Jiao, Charles André Schrama, Arjen Gerben Van der Sijde +1 more 2024-05-14
11946616 Light engines with dynamically controllable light distribution Frederic Stephane Diana, Michael Wasilko, Nazila Soleimani, Jeroen Den Breejen, Alan Andrew McReynolds +1 more 2024-04-02
11807162 Light engines with dynamically controllable light distribution Frederic Stephane Diana, Michael Wasilko, Nazila Soleimani, Jeroen Den Breejen, Alan Andrew McReynolds +1 more 2023-11-07
11808444 Wide beam angle LED assembly 2023-11-07
11743980 Wireless color tuning for constant-current driver 2023-08-29
11700679 Method for wide-range CCT tuning that follows the black body line using two independently controlled current channels and three CCTs Frederic Stephane Diana 2023-07-11
11683870 Unversal dimming emulator for LED driver 2023-06-20
11523482 Control design for perceptually uniform color tuning 2022-12-06
11510302 Lighting apparatus with reduced abrupt brightness changes Alan Andrew McReynolds 2022-11-22
11485283 Light engines with dynamically controllable light distribution Frederic Stephane Diana, Michael Wasilko, Nazila Soleimani, Jeroen Den Breejen, Alan Andrew McReynolds +1 more 2022-11-01
11477864 Wireless color tuning for constant-current driver 2022-10-18
11432382 Method for wide-range CCT tuning that follows the black body line using two independently controlled current channels and three CCTs Frederic Stephane Diana 2022-08-30
11404903 Lighting system including a power backup device 2022-08-02
11371687 Wide beam angle LED assembly 2022-06-28
11333821 Flexible low Z-height LED arrays with controllable light beams Sudhir Subramanya, Willem Sillevis-Smitt, Frederic Stephane Diana, Charles André Schrama, Alan Andrew McReynolds 2022-05-17
11314012 Rayleigh spacing limited and low z-height LED arrays Sudhir Subramanya, Willem Sillevis-Smitt, Frederic Stephane Diana, Charles André Schrama, Alan Andrew McReynolds 2022-04-26
11240895 Hybrid driving scheme for RGB color tuning John Grant 2022-02-01
11202356 Offline lighting configuration tool Alan Andrew McReynolds 2021-12-14
11172558 Dim-to-warm LED circuit 2021-11-09
11140758 Hybrid driving scheme for RGB color tuning John Grant 2021-10-05
11116055 Time slicing method for multi-channel color tuning using a single current source input Alan Andrew McReynolds 2021-09-07
11109457 Arbitrary-ratio analog current division circuit 2021-08-31
11109468 Lighting apparatus with reduced abrupt brightness changes Alan Andrew McReynolds 2021-08-31