Company Filing History:
2 out of 9,157 
1 out of 456 Years Active: 1998-1999
Title: **Chi-Mou Zhao: Innovator in Motor Technology**
Introduction
Chi-Mou Zhao is an accomplished inventor based in Taipei Hsien, Taiwan. With a remarkable portfolio consisting of two patents, Zhao has made significant contributions to the field of motor technology, particularly in applications relevant to optical disc drives.
Latest Patents
Chi-Mou Zhao’s latest patents include:
1. **Spindle Motor for Optical Disc Drives** - This invention relates to a spindle motor designed specifically for disc drives, such as CD-ROM drives. It features a brushless motor of the single-phase axial-winding and radial-gap type. The motor comprises a stator, a rotor coupled to the stator, and a driving circuit that provides the necessary driving signal to enable the rotor's rotation. Notably, the stator incorporates a pair of upper and bottom salient-pole pieces with several tooth-like portions designed to minimize the cogging torque, enhancing the motor’s efficiency. Additionally, an innovative phase-adjuster in the driving circuit allows the motor to achieve high output torque at elevated speeds, thereby meeting the performance requirements for high-speed CD-ROM drives.
2. **Automatic Phase Adjuster for a Brushless Motor Driving Signal** - This patent introduces an automatic phase adjuster that outputs a driving signal with a suitable phase-lead or phase-lag angle, allowing brushless motors to operate at optimal output characteristics across all speeds. The automatic phase adjuster adapts its configuration based on the motor type, ensuring optimal performance in various operational conditions.
Career Highlights
Throughout his career, Chi-Mou Zhao has worked with esteemed organizations, notably the Industrial Technology Research Institute and Sunonwealth Electric Machine Industry Co., Ltd. His experiences in these companies have significantly influenced his innovative contributions to motor technology.
Collaborations
Zhao has collaborated with several prominent professionals in the field, including Chin-Po Liao and Shyh-Jier Wang. These partnerships have played a crucial role in fostering innovation and development in motor mechanisms.
Conclusion
Chi-Mou Zhao exemplifies the spirit of innovation, particularly in the realm of motor technology. His patents not only contribute to the efficiency and performance of optical disc drives but also reflect his dedication to advancing engineering solutions. As an inventor, Zhao continues to inspire the next generation of engineers and innovators in Taiwan and beyond.