Hong Kong, China

James Ching Sik Lau

This inventor holds 52 USPTO granted patents and 11 published patent applications and 2 EPO patents, primarily in Electric Motors (CPC class H02K). Top assignees: Johnson Electric S.a., Johnson Electric International Ag. Active years: 2003-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: James Ching Sik Lau. Retrieved from https://idiyas.com/inventor/james-ching-sik-lau

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 52 

% Patents Active = 44.2

 

Average Co-Inventor Count = 2.0

ph-index = 9

Forward Citations = 239(Granted Patents)

Forward Citations (Not Self Cited) = 230(Dec 10, 2025)


Inventors with similar research interests:


Company Filing History:


Years Active: 2003-2020

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Areas of Expertise:
Motor Driving Assembly
Permanent Magnet Motor
HVAC System
Brush Motor
Commutator
Thrust Bearing Assembly
Cooling System
Power Tool
Heat Dissipation
Rotor Core
Gearbox
Spark Suppression
52 patents (USPTO):Explore Patents

Title: Innovator Spotlight: James Ching Sik Lau - Mastering Motor Technology

Introduction:

James Ching Sik Lau, a prolific inventor hailing from Hong Kong, CN, is a trailblazer in the field of motor technology with an impressive portfolio of 52 patents under his belt. His innovative contributions have significantly impacted the efficiency and performance of various motor systems across industries.

Latest Patents:

Among his latest patents, James Ching Sik Lau has revolutionized the motor driving assembly with a unique feature - a visible identification mark that aids in preventing stalling of the commutator, thereby minimizing arcing noise during operation. Additionally, his invention of a Permanent Magnet Direct Current (PMDC) motor and its application in HVAC systems showcases his prowess in optimizing performance while reducing size and weight for enhanced efficiency.

Career Highlights:

Having worked with esteemed organizations like Johnson Electric S.a. and Johnson Electric International Ag, James Ching Sik Lau has honed his skills and expertise in motor technology. His inventive spirit and dedication to advancing the field have led to groundbreaking solutions that have set new standards in the industry.

Collaborations:

Throughout his career, James Ching Sik Lau has collaborated with talented individuals such as Duncan Yiu Lung Wong and Chun Kit Cheung. Together, they have synergized their skills to develop cutting-edge motor technologies that have garnered acclaim for their innovative approach and practicality.

Conclusion:

In conclusion, James Ching Sik Lau stands as a visionary inventor who continues to push the boundaries of motor technology with his ingenuity and dedication. His contributions have not only revolutionized the industry but have also laid the foundation for future innovations in the realm of motors and beyond. James Ching Sik Lau's relentless pursuit of excellence is a testament to his enduring legacy in the world of inventions and innovations.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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