Tokyo, Japan

Shigeru Tasaka

This inventor holds 1 USPTO granted patent. Top assignees: Mitsubishi Petrochemical Company Limited, Other. Active years: 1986.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigeru Tasaka. Retrieved from https://idiyas.com/inventor/shigeru-tasaka-mrjzhwp2

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 = 6.0

ph-index = 1

Forward Citations = 10(Granted Patents)


Company Filing History:

goldMedal1 out of 546 
 
Mitsubishi Petrochemical Company Limited
 patents
silverMedal1 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1986

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1 patent (USPTO):Explore Patents

Title: Shigeru Tasaka: Innovator in Electret Technology

Introduction

Shigeru Tasaka is a notable inventor based in Tokyo, Japan, recognized for his groundbreaking contributions to the field of polymeric electret elements. His innovative approach in producing materials with unique piezoelectric properties has the potential to impact various technological advancements significantly.

Latest Patents

Shigeru Tasaka holds a patent for a "Method of producing polymeric electret element." This invention focuses on creating an electret element that exhibits piezoelectric properties. The method involves subjecting a vinylidene cyanide copolymer to a polarization treatment after heat-treating the copolymer at a temperature below its glass transition temperature. This specific treatment enhances the longitudinal piezoelectric effect (Kt), paving the way for more efficient electret materials.

Career Highlights

Throughout his career, Shigeru Tasaka has made significant strides in the chemical and materials engineering sectors. He has been associated with Mitsubishi Petrochemical Company Limited, where he applied his expertise in polymer science and technology to drive innovation in materials development.

Collaborations

During his professional journey, Shigeru Tasaka had the opportunity to collaborate with esteemed colleagues such as Seizo Miyata and Kazuo Saito. These collaborations have contributed to the advancement of electret technology, enabling the creation of high-performance materials.

Conclusion

Shigeru Tasaka's inventive spirit and dedication to advancing polymeric electret technology underscore his impact on the field. As innovations continue to evolve, the implications of his work will likely play a crucial role in the development of new and more efficient materials.

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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