Tokyo, Japan

Toshio Hiruta

This inventor holds 4 USPTO granted patents. Top assignee: Citizen Watch Company, Ltd.. Active years: 1981-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshio Hiruta. Retrieved from https://idiyas.com/inventor/toshio-hiruta-o8sozoe6

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 = 2.6

ph-index = 3

Forward Citations = 174(Granted Patents)


Location History:

  • Tokyo, JP (1981 - 1988)
  • Tanashi, JP (1994)

Company Filing History:


Years Active: 1981-1994

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4 patents (USPTO):Explore Patents

Title: Innovations of Toshio Hiruta

Introduction

Toshio Hiruta is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of electronic watches, holding a total of 4 patents. His work focuses on enhancing the functionality and performance of wristwatches, particularly in the areas of communication and depth measurement.

Latest Patents

Hiruta's latest patents include an electronic watch with an antenna for a receiving device. This innovative wristwatch is equipped with a receiving device that features a uniquely designed antenna. The antenna is constructed with a winding around a core and is secured to a circuit substrate, ensuring efficient conduction and minimal impact on receiving performance. Another notable patent is for a wristwatch with a pressure sensor. This electronic diving wristwatch incorporates a pressure sensing depth meter that operates without interfering with the watch's existing features. The depth meter utilizes a piezoelectric sensing element to provide accurate water depth readings displayed digitally.

Career Highlights

Toshio Hiruta is currently employed at Citizen Watch Company, Ltd., a leading manufacturer in the watch industry. His work at Citizen has allowed him to push the boundaries of watch technology and design. His innovative spirit and technical expertise have made him a valuable asset to the company.

Collaborations

Hiruta has collaborated with talented coworkers such as Toshio Umemoto and Kunikazu Mochida. These collaborations have fostered a creative environment that encourages the development of groundbreaking watch technologies.

Conclusion

Toshio Hiruta's contributions to the field of electronic watches exemplify his dedication to innovation and excellence. His patents reflect a commitment to improving user experience and functionality in wristwatches. His work continues to influence 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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