Yokohama, Japan

Junichi Ishiwata

This inventor holds 4 USPTO granted patents. Top assignee: Canon Kabushiki Kaisha. Active years: 1976-1984.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Junichi Ishiwata. Retrieved from https://idiyas.com/inventor/junichi-ishiwata

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 = 1.2

ph-index = 3

Forward Citations = 43(Granted Patents)


Location History:

  • Yokohama, JA (1976)
  • Yokohama, JP (1984)

Company Filing History:


Years Active: 1976-1984

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4 patents (USPTO):Explore Patents

Title: Junichi Ishiwata: Innovator in Electronic Equipment

Introduction

Junichi Ishiwata is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of electronic equipment, holding a total of 4 patents. His work focuses on enhancing user interaction with electronic devices, particularly through innovative keying systems.

Latest Patents

Ishiwata's latest patents include an electronic equipment having a second function keying system. This invention describes an electric device, such as a desk-top calculator, that features a unit conversion function. In addition to a main display for showing input numeric data and results of operations, a sub-display is integrated into the keyboard. This sub-display allows users to view functions assigned to keys in a second function mode, enabling them to identify the function for which a unit conversion operation was performed. Another notable patent is for an electronic device that includes means for manually entering information related to the battery. This device also informs users of the battery exchange time based on the manual entry.

Career Highlights

Junichi Ishiwata is associated with Canon Kabushiki Kaisha, a leading company in the imaging and printing industry. His work at Canon has allowed him to develop innovative solutions that enhance the functionality and usability of electronic devices.

Collaborations

Ishiwata has collaborated with notable colleagues, including Hideki Gushima and Matsutoshi Ito. Their combined expertise has contributed to the advancement of technology in their respective fields.

Conclusion

Junichi Ishiwata's contributions to electronic equipment through his patents demonstrate his commitment to innovation and user-friendly design. His work continues to influence the development of electronic devices, making them more efficient and accessible for users.

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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