Plano, TX, United States of America

Stephen C Kwan

This inventor holds 15 USPTO granted patents, primarily in Power Device Technology. Top assignees: Texas Instruments Corporation, Canon Kabushiki Kaisha. Active years: 1981-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Stephen C Kwan. Retrieved from https://idiyas.com/inventor/stephen-c-kwan

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 = 2.0

ph-index = 8

Forward Citations = 260(Granted Patents)


Company Filing History:


Years Active: 1981-2000

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Areas of Expertise:
SCR-LDMOS
Power Output Clamping
Gate-Source Protection
Medium Voltage Device
Bidirectional Indicator
Fault Detection Circuit
Differential Voltage Amplifier
Threshold Detection
Current Amplifier
Transient Protector
Function Converter
Capacitive Keyboard Sensing
15 patents (USPTO):Explore Patents

Title: The Innovative Mind of Stephen C. Kwan

Introduction

Stephen C. Kwan, an accomplished inventor based in Plano, TX, holds an impressive portfolio of 15 patents. His contributions to the field of electronics and semiconductor technology demonstrate his ingenuity and understanding of complex systems. Kwan's innovative spirit has led to advancements that are significant in enhancing the performance and reliability of various devices.

Latest Patents

Among Kwan's most notable patents is the **Integrated SCR-LDMOS Power Device**. This device features a p+ region in the drain area, maintaining similarities with a conventional LDMOS transistor, providing additional functionality through the integration of two parasitic bipolar transistors in an SCR configuration. Another significant patent is for an **Optimized Power Output Clamping Structure**. This invention allows for a reduction in breakdown voltage guardbanding and increases output structure reliability by managing breakdown voltages across varying temperatures and semiconductor processes. Additionally, a method for protecting circuits from inductive flyback is also part of this inventive structure, ensuring circuit safety during operational changes.

Career Highlights

Throughout his career, Kwan has worked with leading companies in the technology sector, including Texas Instruments Corporation and Canon Kabushiki Kaisha. His roles in these organizations allowed him to apply his inventive ideas in practical applications, contributing to significant advancements in their respective technologies.

Collaborations

Stephen C. Kwan has had the pleasure of collaborating with co-inventors such as Taylor R. Efland and Steven C. Jones. These partnerships have facilitated the exchange of ideas and expertise, contributing to the successful development of innovative technologies and patents.

Conclusion

As a skilled inventor, Stephen C. Kwan has made notable contributions to the fields of electronics and semiconductor technology. His innovative inventions not only enhance the functionality of electronic devices but also pave the way for further advancements in technology. With a robust portfolio of patents and collaborations with talented professionals, Kwan continues to exemplify the spirit of innovation in today's technological landscape.

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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