Chiba, Japan

Hiroyuki Ishida

This inventor holds 6 USPTO granted patents. Top assignee: Uniden Corporation. Active years: 1998-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Ishida. Retrieved from https://idiyas.com/inventor/hiroyuki-ishida-5v7gx7oy

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 = 4.9

ph-index = 3

Forward Citations = 28(Granted Patents)


Location History:

  • Chiba-ken, JP (1998 - 1999)
  • Ichikawa, JP (1998 - 1999)
  • Chiba, JP (2000)

Company Filing History:


Years Active: 1998-2000

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6 patents (USPTO):Explore Patents

Title: Innovations by Hiroyuki Ishida

Introduction

Hiroyuki Ishida is a notable inventor based in Chiba-ken, Japan. He has made significant contributions to the field of telecommunications, particularly in the development of advanced cordless telephone technologies. With a total of six patents to his name, Ishida's work has had a lasting impact on the industry.

Latest Patents

One of Ishida's latest patents is an adaptive channel selection method for a cordless telephone. This invention allows a cordless telephone set, which includes a base unit and handset units, to communicate using a channel selected from multiple options. The system is designed to store a specified number of channels and historical channel use data. It determines whether a channel is unused and adjusts the frequency of channel usage based on historical data. Another significant patent is for a cordless telephone set that features various functions, including transplantation, secrecy, repeated display, and compressed display functions. This innovation enhances the usability and security of cordless communication.

Career Highlights

Ishida has been associated with Uniden Corporation, a company known for its advancements in telecommunications. His work at Uniden has allowed him to focus on developing innovative solutions that improve the functionality and reliability of cordless telephones.

Collaborations

Throughout his career, Ishida has collaborated with talented individuals such as Hideo Hikuma and Katsuhiko Otsuji. These collaborations have contributed to the successful development of his patented technologies.

Conclusion

Hiroyuki Ishida's contributions to the field of telecommunications through his innovative patents have significantly advanced cordless telephone technology. His work continues to influence the industry and improve communication methods for users worldwide.

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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