Company Filing History:
2 out of 9,138 
1 out of 455 Years Active: 1999-2000
Title: Innovations of Chin-Po Liao
Introduction
Chin-Po Liao is a notable inventor based in Yun Lin Hsien, Taiwan. He has made significant contributions to the field of brushless motor technology, holding a total of 2 patents. His work focuses on enhancing the efficiency and performance of electric motors, particularly in applications such as optical disc drives.
Latest Patents
One of his latest patents is for a "Stator of and arc shaping method for brushless motor." This innovative design features a new type of stator and an arc shaping method that improves the performance of diametrically wound brushless motors. The design includes an external profile composed of a central arc and two modified arcs, which work together to lower cogging torque while maintaining a standard torque constant. This advancement significantly raises the overall efficiency of the brushless motor.
Another important patent is for a "Spindle motor for optical disc drives." This spindle motor is designed for use in devices such as CD-ROM drives. It is a brushless motor that includes a stator and rotor, along with a driving circuit that supplies signals to rotate the rotor. The stator features upper and bottom salient-pole pieces with tooth-like portions that minimize cogging torque. Additionally, the use of a phase-adjuster in the driving circuit allows for large output torque at high speeds, meeting the demands of high-speed CD-ROM drives.
Career Highlights
Chin-Po Liao has worked with prominent organizations such as the Industrial Technology Research Institute and Sunonwealth Electric Machine Industry Co., Ltd. His experience in these companies has contributed to his expertise in motor technology and innovation.
Collaborations
Throughout his career, Liao has collaborated with notable colleagues, including Der-Ray Huang and Yeong-Der Yao. These partnerships have likely fostered a creative environment that has led to significant advancements in their respective fields.
Conclusion
Chin-Po Liao's contributions to brushless motor technology demonstrate his innovative spirit and commitment to enhancing motor efficiency. His patents reflect a deep understanding of engineering principles and a dedication to improving technology in practical applications.
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