HK

Henricus Marius Joseph Maria Kahlman

SB Signify Holding B.V.: 11 patents #69 of 1,458Top 5%
Koniniklijke Philips N.V.: 6 patents #1,259 of 7,486Top 20%
PB Philips Lighting Holding B.V.: 2 patents #286 of 962Top 30%
📍 Dongen, NL: #1 of 40 inventorsTop 3%
Overall (All Time): #229,141 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
12389506 Light emitting diode, LED, driver arranged for driving at least one LED, as well as a corresponding LED based lighting device, integrated circuit, IC, and method Theo Gerrit Zijlman, Bertrand Johan Edward Hontele 2025-08-12
12262455 LED driver circuit Theo Gerrit Zijlman, Bertrand Johan Edward Hontele 2025-03-25
12075533 Light emitting diode, LED, based lighting device arranged to emit colored light as well as a corresponding method for operating such a LED based lighting device Marcel Beij, Eugen Jacob De Mol 2024-08-27
11997773 Light emitting diode, LED, based current splitter for splitting an LED current between a plurality of LED channels as well as a multi-channel light emitting diode, LED, based lighting device 2024-05-28
11882631 Light source driver for a luminaire Theo Gerrit Zijlman 2024-01-23
11792903 LED arrangement and method of controlling the same Theo Gerrit Zijlman 2023-10-17
11743990 Balance control for 2-channel CCT dimming Theo Gerrit Zijlman, Eugen Jacob De Mol, Zhaomin Meng, Dmytro Viktorovych Malyna, Marcel Beij +1 more 2023-08-29
11641703 Method of controlling a lighting arrangement, a lighting control circuit and a lighting system Theo Gerrit Zijlman 2023-05-02
11083057 LED lighting driver and drive method Theo Gerrit Zijlman, Bertrang Johan Edward Hontele, Hannah YANG 2021-08-03
10880964 Method and apparatus for driving an LED Theo Gerrit Zijlman, Bertrand Johan Edward Hontele 2020-12-29
10798795 Segmental driving of light emitting circuits Ralph Kurt 2020-10-06
10076006 Segmental driving of light emitting circuits Ralph Kurt 2018-09-11
9872348 Efficient lighting circuit for LED assemblies Kumar Arulandu, Johan Paul Marie Gerard Linnartz, Eugen Jacob De Mol, Dmytro Viktorovych Malyna 2018-01-16
9474122 Circuit arrangement and led lamp comprising the same Ralph Kurt 2016-10-18
9357607 LED light source Ralph Kurt 2016-05-31
9345080 LED light source Ralph Kurt, Haimin Tao 2016-05-17
9301356 Light generating device Christian Hattrup, Ralph Kurt, Georg Sauerlander, Bertrand Johan Edward Hontele, Haimin Tao 2016-03-29
9210757 LED light source Haimin Tao, Pieter Gerrit Blanken, Ralph Kurt 2015-12-08
8493002 Driver for cooperating with a wall dimmer Renatus Willem Clemens Van Der Veeken 2013-07-23