Tainan, Taiwan

Norman Day

This inventor holds 1 USPTO granted patent. Top assignee: Phoenixtec Power Co., Ltd.. Active years: 2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Norman Day. Retrieved from https://idiyas.com/inventor/norman-day

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 = 2.0

ph-index = 1

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 2006

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1 patent (USPTO):Explore Patents

Title: The Innovations of Norman Day

Introduction

Norman Day is a notable inventor based in Tainan, Taiwan. He has made significant contributions to the field of power supply technology. His innovative approach has led to the development of a unique power supply method that enhances the functionality of uninterruptible power supplies (UPS).

Latest Patents

Norman Day holds a patent for a "Power supply method of a line interactive UPS." This invention utilizes a bi-directional AC/AC power converter in conjunction with the AC delta control concept. The method operates in a line voltage conversion mode when the line voltage exceeds high or low statuses. The AC/AC power converter compensates for the line voltage, providing a stable voltage to the load. This process allows for voltage boosting (step-up) and/or voltage bucking (step-down), ensuring reliable power supply.

Career Highlights

Norman Day is associated with Phoenixtec Power Co., Ltd., where he has been instrumental in advancing power supply technologies. His work has focused on improving the efficiency and reliability of UPS systems, making them more effective for various applications.

Collaborations

One of his notable collaborators is Guo-Feng Dai. Together, they have worked on projects that enhance the capabilities of power supply systems.

Conclusion

Norman Day's contributions to power supply technology through his innovative patent demonstrate his expertise and commitment to advancing the field. His work continues to impact the industry positively.

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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