Company Filing History:
1 out of 310 
2 out of 832,761 Years Active: 2000-2025
Title: Innovations by Inventor Leo Y Kwok
Introduction
Leo Y Kwok is an accomplished inventor based in Milpitas, CA (US). He holds a total of 3 patents that showcase his innovative contributions to technology. His work primarily focuses on advancements in wearable devices and lighting technology.
Latest Patents
One of his latest patents is for a wearable device that actively disinfects air. This device takes potentially contaminated air from the environment, sterilizes it with UVC light, and transports the sterilized air to a headgear. The headgear provides an air curtain at a slight overpressure, flowing from the top down, while used air exits at the bottom. The headgear can include a helmet or a full-face mask, and an inline system connects to it using an air hose. This inline system features UVC light sources that disinfect the air as it flows through.
Another significant patent by Kwok is a method and apparatus for retrofitting fluorescent tubes to light-emitting diodes (LEDs). This innovation includes a multi-group brightness controllable LED tube that utilizes a multi-input source selector. The system directs electric power to the tube from a set of diversion switches, allowing for safe bypassing of the preexisting ballast. The LED tube can be adjusted for brightness and is suitable for both single-end and double-end fixtures without complicated conversion processes.
Career Highlights
Throughout his career, Leo Y Kwok has worked with notable companies, including Siemens Information & Communication Networks, Inc. His experience in these organizations has contributed to his expertise in developing innovative technologies.
Collaborations
Kwok has collaborated with talented individuals such as Zafer Khalid and Bernard M Guillot. These partnerships have likely enriched his work and led to further advancements in his projects.
Conclusion
Leo Y Kwok is a notable inventor whose work in wearable technology and LED lighting has made significant contributions to the field. His innovative patents reflect his commitment to improving technology for everyday use.