Chigasaki, Japan

Toshihiko Umeda

This inventor holds 3 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 2000-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshihiko Umeda. Retrieved from https://idiyas.com/inventor/toshihiko-umeda-i5amumfs

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 2.8

ph-index = 3

Forward Citations = 68(Granted Patents)


Company Filing History:


Years Active: 2000-2002

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3 patents (USPTO):Explore Patents

Title: The Innovations of Toshihiko Umeda

Introduction

Toshihiko Umeda is a notable inventor based in Chigasaki, Japan. He has made significant contributions to the field of telecommunications, particularly through his work at Hitachi, Ltd. Umeda holds a total of 3 patents, showcasing his innovative spirit and technical expertise.

Latest Patents

Among his latest patents, Umeda has developed advanced telephone exchange equipment and innovative telephone designs. These inventions reflect his commitment to enhancing communication technologies and improving user experiences.

Career Highlights

Umeda's career at Hitachi, Ltd. has been marked by his dedication to research and development in telecommunications. His work has not only contributed to the company's success but has also influenced the industry as a whole.

Collaborations

Throughout his career, Umeda has collaborated with talented individuals such as Takashi Ohwada and Hiroshi Yoshikawa. These partnerships have fostered a creative environment that has led to groundbreaking innovations.

Conclusion

Toshihiko Umeda's contributions to telecommunications through his patents and collaborations highlight his role as a key innovator in the field. His work continues to impact the industry and inspire future advancements.

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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