Hyogo, Japan

Shizuo Tokunaga

This inventor holds 1 USPTO granted patent. Top assignee: Tokyo Shibaura Denki Kabushiki Kaisha. Active years: 1982.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shizuo Tokunaga. Retrieved from https://idiyas.com/inventor/shizuo-tokunaga

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 = 5.0

ph-index = 1

Forward Citations = 20(Granted Patents)


Company Filing History:


Years Active: 1982

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1 patent (USPTO):Explore Patents

Title: Shizuo Tokunaga: Innovator in Elastic Surface Wave Technology

Introduction

Shizuo Tokunaga is a prominent inventor based in Hyogo, Japan. He is known for his contributions to the field of piezoelectric technology, particularly in the development of elastic surface wave devices. His innovative work has led to advancements that are significant in various applications.

Latest Patents

One of Tokunaga's notable patents is for an elastic surface wave device. This device comprises a piezoelectric substrate featuring an input electrode and an output electrode on its surface. The input and output electrodes are designed in a comb shape and are positioned to oppose each other. Additionally, the device includes a sound-absorbing resin layer formed on at least part of the bottom surface of the piezoelectric substrate. An adhesive resin layer is also present, which contacts both the sound-absorbing resin layer and the piezoelectric substrate, ensuring that the substrate adheres securely to a stem. This innovative design enhances the performance and efficiency of the device.

Career Highlights

Shizuo Tokunaga is associated with Tokyo Shibaura Denki Kabushiki Kaisha, a company renowned for its technological advancements. His work at the company has allowed him to focus on developing cutting-edge solutions in the field of electronics and communication technologies.

Collaborations

Throughout his career, Tokunaga has collaborated with notable colleagues, including Takushi Yamada and Kazuhisa Yabukawa. These collaborations have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Shizuo Tokunaga's contributions to the field of elastic surface wave technology exemplify his dedication to innovation. His patent for the elastic surface wave device showcases his ability to create solutions that advance technology. His work continues to influence the industry and inspire future inventors.

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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