Taipei, Taiwan

Chang-Yu Tsai

This inventor holds 3 USPTO granted patents. Top assignees: Qisda Corporation, Qisda (Suzhou) Co., Ltd.. Active years: 2017-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chang-Yu Tsai. Retrieved from https://idiyas.com/inventor/chang-yu-tsai-theb320e

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 1.3

ph-index = 1

Forward Citations = 4(Granted Patents)


Location History:

  • New Taipei, TW (2017)
  • Taipei, TW (2020 - 2023)

Company Filing History:


Years Active: 2017-2023

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3 patents (USPTO):Explore Patents

Title: Chang-Yu Tsai: Innovator in Illumination Technology

Introduction

Chang-Yu Tsai is a notable inventor based in Taipei, Taiwan. He has made significant contributions to the field of illumination technology, holding a total of 3 patents. His innovative designs focus on enhancing the functionality and efficiency of lighting devices.

Latest Patents

One of his latest patents is the Clamp Lamp, which is designed to clamp onto a screen with both a front and rear surface. This clamp lamp features a first clip, a second clip, and a light-emitting module. When clamped, the clips secure the lamp to the screen, allowing the light-emitting module to illuminate the front surface effectively. The design includes a casing with a light outlet and a light-reflecting element that enhances the light distribution.

Another significant invention is the Illumination Device, which is intended for use with electronic devices that have a screen and a host. This device includes a lampshade, a clamping portion, and a light source. The clamping portion secures the device to the screen, while the light source provides illumination at a fixed angle relative to the keyboard surface of the host.

Career Highlights

Chang-Yu Tsai has worked with prominent companies such as Qisda Corporation and Qisda (Suzhou) Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in the field of illumination technology.

Collaborations

He has collaborated with notable coworkers, including Teng-Yi Tsai and Jiung-Cheng Pan, contributing to various projects that enhance the functionality of lighting devices.

Conclusion

Chang-Yu Tsai's contributions to illumination technology through his patents demonstrate his commitment to innovation and design. His work continues to influence the development of practical lighting solutions in electronic devices.

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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