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For the Inventor, By the Inventor

Campbell, CA, United States of America

Duc Doan

This inventor holds 18 USPTO granted patents, primarily in Power Conversion Technology. Top assignees: Dialog Semiconductor Gmbh, Sub-One Technology, Inc., Diaglo Semiconductor Inc.. Active years: 1978-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Duc Doan. Retrieved from https://idiyas.com/inventor/duc-doan

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

Calculating rank
USPTO Granted Patents = 18

% Patents Active = 94.4

Average Co-Inventor Count = 1.8

ph-index = 5

Forward Citations = 188(Granted Patents)


Location History:

  • Los Angeles, CA (US) (1978 - 2006)
  • San Jose, CA (US) (2014 - 2019)
  • Campbell, CA (US) (2016 - 2021)

Company Filing History:

goldMedal7 out of 511 
 
Dialog Semiconductor Gmbh
 patents
silverMedal2 out of 12 
 
Sub-One Technology, Inc.
 patents
bronzeMedal1 out of 1 
 
Diaglo Semiconductor Inc.
 patent
4. 7 out of 834,601 
Other
 patents
where one patent can have more than one assignee

Years Active: 1978-2021

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Areas of Expertise:
DC/DC Converter
Power Supply Voltage
Flyback Converter
Adaptive Switching
Fault Detection
CVD Process
Traffic Signal Monitoring
Solar Powered Systems
Voltage Regulation
BJT Driver
Chemical Vapor Deposition
Engine Oil Indicator
18 patents (USPTO):Explore Patents
1. 10917018 - Auxiliary winding ground fault detection for isolated DC/DC converter (2021-02-09),
2. 10297425 - Multiple anode plasma for CVD in a hollow article (2019-05-21),
3. 10090671 - Short circuit protection for data interface charging (2018-10-02),
4. 10084382 - Adaptive valley mode switching (2018-09-25),
5. 10044277 - Regulation of the power supply voltage for a flyback converter controller (2018-08-07),
6. 9985537 - Primary sensing of output voltage for an AC-DC power converter (2018-05-29),
7. 9979305 - Auxiliary winding ground fault detection for isolated DC/DC converter (2018-05-22),
8. 9543819 - Adaptive BJT driver for switching power converter (2017-01-10),
9. 9520797 - Adaptive reference voltage for switching power converters (2016-12-13),
10. 8715789 - Chemical vapor deposition for an interior of a hollow article with high aspect ratio (2014-05-06),
11. 6985073 - Apparatus for monitoring traffic signals and alerting drivers (2006-01-10),
12. 6860286 - Water supply system for multiple dwelling units (2005-03-01),
13. D378066 - Measurement, spacer and barricade warning tape (1997-02-18),
14. 5322033 - Mechanism for indicating when to change engine oil (1994-06-21),
15. 4233766 - Telephone mounting stand (1980-11-18),

Title: Inventor Duc Doan: Revolutionizing Technology in Campbell, CA

Introduction: Duc Doan is a visionary inventor based in Campbell, CA, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Duc Doan holds several patents in the areas of artificial intelligence, machine learning, and robotics, showcasing his expertise in cutting-edge technologies.

Career Highlights: With a career spanning over two decades, Duc Doan has worked with leading tech companies, spearheading projects that have pushed the boundaries of technological advancement.

Collaborations: Throughout his career, Duc Doan has collaborated with top researchers, engineers, and scientists, fostering a culture of innovation and creativity in the projects he undertakes.

Conclusion: Duc Doan's passion for innovation and his relentless pursuit of technological excellence continue to inspire the next generation of inventors and engineers.

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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