San Chung, Taiwan

Chang-Chih Tsai

This inventor holds 1 USPTO granted patent. Top assignee: Ultima Electronics Corp.. Active years: 2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chang-Chih Tsai. Retrieved from https://idiyas.com/inventor/chang-chih-tsai

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


Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2008

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1 patent (USPTO):Explore Patents

Title: Chang-Chih Tsai: Innovator in Optical Disc Technology

Introduction

Chang-Chih Tsai is a notable inventor based in Sanchong, Taiwan. He has made significant contributions to the field of optical disc technology. His innovative approach has led to the development of a unique patent that enhances the functionality of optical disc devices.

Latest Patents

Chang-Chih Tsai holds a patent for a "Transmission assembly with a lock gate structure for an optical disc device for preventing pieces of an optical disc from escaping the optical disc device." This invention includes a budging mechanism, a transmission assembly, a disc holding down plate, and a lock gate structure. The budging mechanism is designed to interact mechanically with the optical disc as it enters the working area of the device. This interaction drives the transmission assembly, which operates the disc holding down plate and the lock gate structure. The timing of these mechanisms is carefully controlled to ensure that the lock gate opens or closes the loading slot at the appropriate moment.

Career Highlights

Chang-Chih Tsai is currently associated with Ultima Electronics Corp., where he continues to innovate in the field of optical technology. His work has been instrumental in advancing the design and functionality of optical disc devices.

Collaborations

One of his notable collaborators is Hui-Chun Wang, with whom he has worked on various projects related to optical disc technology.

Conclusion

Chang-Chih Tsai's contributions to optical disc technology through his innovative patent demonstrate his expertise and commitment to advancing this field. His work continues to influence the design and functionality of optical devices, showcasing the importance of innovation in technology.

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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