Nagoya, Japan

Kazuhisa Tsutsui

This inventor holds 3 USPTO granted patents. Top assignees: Daido Tokushuko Kabushiki Kaisha, Diado Tokushuko Kabushiki Kaisha, Tokyo Institute of Technology. Active years: 2001-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhisa Tsutsui. Retrieved from https://idiyas.com/inventor/kazuhisa-tsutsui

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


% Patents Active = 33.3

Average Co-Inventor Count = 3.2

ph-index = 2

Forward Citations = 4(Granted Patents)


Location History:

  • Toukai, JP (2001)
  • Nagoya, JP (2009 - 2010)

Company Filing History:


Years Active: 2001-2010

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3 patents (USPTO):Explore Patents

Title: Kazuhisa Tsutsui: Innovator in Communication Technology

Introduction

Kazuhisa Tsutsui is a notable inventor based in Nagoya, Japan. He has made significant contributions to the field of communication technology, holding three patents that showcase his innovative spirit and technical expertise.

Latest Patents

One of his latest inventions is the ultrawideband communication antenna. This antenna features surfaces coated with two resin layers mixed with nonmagnetic metal powder, which reduces its size significantly. The use of nonmagnetic metal powder ensures that the antenna maintains a low loss of magnetism, thereby keeping the antenna's loss at a minimal level. Another important patent is the band-pass filter, which includes a first substrate, a second substrate, an input line, an output line, a ground layer, and an electromagnetic wave absorptive layer. This design allows for efficient signal processing by overlapping the input and output lines while minimizing interference.

Career Highlights

Kazuhisa Tsutsui has worked with prominent organizations such as Daido Tokushuko Kabushiki Kaisha and the Tokyo Institute of Technology. His experience in these institutions has allowed him to refine his skills and contribute to groundbreaking advancements in communication technology.

Collaborations

Throughout his career, Tsutsui has collaborated with esteemed colleagues, including Akihiko Saito and Yoshifumi Matui. These partnerships have fostered a creative environment that has led to innovative solutions in their respective fields.

Conclusion

Kazuhisa Tsutsui's work in communication technology exemplifies the impact of innovation on modern society. His patents reflect a commitment to advancing technology and improving communication systems.

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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