Tokyo, Japan

Sumio Iwase

This inventor holds 5 USPTO granted patents and 1 published patent application. Top assignees: Sony Corporation, Sony Co., Ltd.. Active years: 1987-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sumio Iwase. Retrieved from https://idiyas.com/inventor/sumio-iwase

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

USPTO Granted Patents = 5 

% Patents Active = 100.0

Average Co-Inventor Count = 1.5

ph-index = 4

Forward Citations = 93(Granted Patents)


Company Filing History:


Years Active: 1987-2014

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5 patents (USPTO):Explore Patents

Title: Sumio Iwase: Innovator in Auction Systems and Power Supply Technologies

Introduction

Sumio Iwase is a notable inventor based in Tokyo, Japan. He has made significant contributions to the fields of auction systems and auxiliary power supply technologies. With a total of 5 patents to his name, Iwase's work reflects a commitment to innovation and practical solutions.

Latest Patents

Iwase's latest patents include an auction system, auction processing apparatus, auction processing method, and an information processing system and method of the same. The auction system he developed allows a submitting node device to transmit product information to an auction management device. This system also includes re-auction information and sale conditions, enabling the auction management device to present products for auction effectively. Additionally, he has designed an auxiliary power supply apparatus that ensures the safe supply of AC electric power to electronic appliances during power interruptions. This apparatus selectively conducts power from a diode bridge and a DC/DC converter, ensuring continuous operation of devices like modems.

Career Highlights

Iwase has worked with prominent companies such as Sony Corporation and Sony Co., Ltd. His experience in these organizations has contributed to his expertise in developing innovative technologies.

Collaborations

Some of his notable coworkers include Tamiji Nagai and Kazuo Yamazaki. Their collaboration has likely fostered an environment of creativity and innovation.

Conclusion

Sumio Iwase's contributions to auction systems and power supply technologies highlight his role as a significant inventor in Japan. His innovative patents continue to influence the industry and provide practical solutions to modern challenges.

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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