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For the Inventor, By the Inventor

Singapore, Singapore

Foo Leng Leong

USPTO Granted Patents = 47 

Average Co-Inventor Count = 2.6

ph-index = 5

Forward Citations = 106(Granted Patents)


Location History:

  • Bukit Timah, SG (2017)
  • Singapore, SG (2006 - 2019)

Company Filing History:

goldMedal33 out of 5,162 
 
Marvell International Limited
 patents
silverMedal14 out of 1,901 
 
Marvellworld Trade Ltd.
 patents

Years Active: 2006-2019

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Areas of Expertise:
Brushless DC Motor
Rotor Lock Detection
Failure Prediction
Adaptive Motor Speed Control
Back-EMF Detection
Fan Motor Control
Inductive Sensing
Speed Control Systems
Current Surge Elimination
Programmable Memory Circuits
Disk Drive Initialization
Torque Adjustment
47 patents (USPTO):Explore Patents
1. 10193476 - Systems and methods for operating a brushless DC motor (2019-01-29),
2. 9912267 - Rotor lock detection (2018-03-06),
3. 9863852 - Failure prediction in a rotating device (2018-01-09),
4. 9829348 - Identifying a position of a brushless DC motor (2017-11-28),
5. 9695832 - Apparatuses for controlling operation of a motor of a fan assembly based on an induced voltage or a back electromotive force (2017-07-04),
6. 9543863 - Method to eliminate current surge during spindle spin up (2017-01-10),
7. 9425721 - Systems and methods for adaptive motor speed control (2016-08-23),
8. 9334870 - Systems and methods for programming of a cooling fan arrangement (2016-05-10),
9. 8853985 - Back-EMF detection for motor control (2014-10-07),
10. 8807956 - Apparatus and method for controlling speed of a fan via a first control module connected by a cable and/or conductors between a motor and a second control module (2014-08-19),
11. 8791664 - Systems and methods for adaptive torque adjustment and motor control (2014-07-29),
12. 8766583 - Voltage mode using pseudo current limit (2014-07-01),
13. 8638519 - Speed control systems and methods for decreasing power consumption in rotating storage devices (2014-01-28),
14. 8614556 - Down sampling method for hard disk speed control loop (2013-12-24),
15. 8497647 - Motor spindle control system and method (2013-07-30),

Title: Innovations by Foo Leng Leong: A Pioneer in Brushless DC Motor Technology

Introduction

Foo Leng Leong is a distinguished inventor based in Singapore, known for his significant contributions to the field of electrical engineering, particularly in brushless DC motor technology. With an impressive portfolio of 47 patents, Foo has demonstrated his ability to innovate and improve upon existing technologies, making him a notable figure in the industry.

Latest Patents

Among his latest patents, one stands out: the "Systems and Methods for Operating a Brushless DC Motor." This invention offers a comprehensive system for controlling the operation of brushless DC motors. It incorporates various components, including a memory that stores a scaling factor and a base driving profile, which illustrates speed over time during a drive cycle of the motor. The driving profile controller generates an operational parameter based on this information, allowing the inverter to convert direct current from a DC source to alternating current, effectively driving the motor.

Another noteworthy patent is centered around "Rotor Lock Detection." This invention includes a position sensing circuit that detects the states of a rotating object and utilizes counters to monitor and indicate faults based on their respective limits. This method enhances the reliability and efficiency of motor operations.

Career Highlights

Foo Leng Leong has played a vital role in shaping technological advancements through his work with prominent companies such as Marvell International Limited and Marvell World Trade Ltd. His experience in these organizations has provided him with invaluable insights and opportunities to collaborate on groundbreaking projects.

Collaborations

Throughout his career, Foo has worked alongside notable colleagues such as Ravishanker Krishnamoorthy and Edy Susanto. These collaborations have allowed him to leverage diverse expertise and drive innovations that contribute to the advancement of motor technology.

Conclusion

Foo Leng Leong stands as a testament to the spirit of innovation in engineering. With a robust portfolio of patents and a track record of collaborations with esteemed professionals, he continues to shape the future of brushless DC motor technology and inspire the next generation of inventors. His work exemplifies the critical role of innovation in driving technological progress.

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