Hsinchu, Taiwan

Guey-Fa Chi

This inventor holds 1 USPTO granted patent. Top assignee: Industrial Technology Research Institute. Active years: 1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Guey-Fa Chi. Retrieved from https://idiyas.com/inventor/guey-fa-chi

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1991

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1 patent (USPTO):Explore Patents

Title: The Innovative Contributions of Guey-Fa Chi

Introduction

Guey-Fa Chi is a notable inventor based in Hsinchu, Taiwan. He has made significant contributions to the field of automotive technology, particularly through his innovative patent related to ignition systems.

Latest Patents

Guey-Fa Chi holds a patent for an ignition distributor that features a magnetic pick-up device. This device is designed to enhance the performance of automotive ignition systems. The ignition distributor includes a magnetoresistor that is electrically connected to the primary ignition circuit in the ignition coil. This setup produces a high voltage when the magnetic pick-up device generates a voltage pulse output signal. A permanent magnetic plate is attached to the magnetoresistor, creating a magnetic field that is perpendicular to the current flow. As the teeth of an armature rotate with the distributor shaft, they temporarily alter the magnetic field applied to the magnetoresistor. This variation in resistance allows the magnetoresistor to produce a voltage pulse, effectively opening and closing the primary ignition circuit to fire the spark plugs.

Career Highlights

Guey-Fa Chi is associated with the Industrial Technology Research Institute, where he has been instrumental in advancing automotive technologies. His work has contributed to the development of more efficient ignition systems, showcasing his expertise in the field.

Collaborations

Guey-Fa Chi has collaborated with notable colleagues such as Duen-Jen Cheng and Ying-Cheun Spring Yeh. Their combined efforts have furthered research and innovation within their institution.

Conclusion

Guey-Fa Chi's contributions to automotive technology through his innovative patent demonstrate his commitment to enhancing vehicle performance. His work continues to influence the industry and inspire future 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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