TC

Towfiq M. Chowdhury

AH Abl Ip Holding: 12 patents #63 of 567Top 15%
📍 Des Plaines, IL: #58 of 807 inventorsTop 8%
🗺 Illinois: #6,059 of 84,256 inventorsTop 8%
Overall (All Time): #339,070 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
12022585 Dynamic PWM frequency control Feng Chen 2024-06-25
11652287 Antenna systems for wireless communication in luminaires Charles Jeffrey Spencer, Mohammad Bani Hani, Daniel Francis Posacki, Kyle Michael Bradd 2023-05-16
11268690 Luminaire system with integrated, dynamic audio visual control Charles Jeffrey Spencer, Mohammad Bani Hani, Daniel Francis Posacki, Kyle Michael Bradd, Gregory P. Frankiewicz +3 more 2022-03-08
11149938 Luminaire system with trim component and integrated user experience elements Charles Jeffrey Spencer, Mohammad Bani Hani, Daniel Francis Posacki, Kyle Michael Bradd, Gregory P. Frankiewicz +3 more 2021-10-19
10952292 Programmable driver for variable light intensity Feng Chen 2021-03-16
10856384 Lighting system with configurable color temperatures Feng Chen 2020-12-01
10448471 Lighting system with configurable dimming Feng Chen 2019-10-15
10299337 Systems to control dimming operations of a light-emitting diode light fixture using multiple dimming modes Feng Chen 2019-05-21
10104731 Combination dimmable driver Feng-Kang Hu, Hangyang Wang, Feng Chen, Charles Jeffrey Spencer 2018-10-16
9867254 Solid state lighting fixture with incandescent dimming characteristics Raghuram L. V. Petluri 2018-01-09
9860951 Systems and methods for balancing current among light-emitting diode boards Feng Chen 2018-01-02
9844114 Color mixing for solid state lighting using direct AC drives Michael Z. Gielniewski, Feng Chen, Alejandro Lopez 2017-12-12
9769894 Controlling LED current from a constant voltage source Feng Chen 2017-09-19
9392658 Skip-phase wireless dimmer for solid-state lighting Bobby Duane Taylor 2016-07-12