Hitachi, Japan

Minoru Funahashi

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi, Ltd.. Active years: 1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Minoru Funahashi. Retrieved from https://idiyas.com/inventor/minoru-funahashi-n4nid5ta

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 = 8.0

ph-index = 1

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 1997

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1 patent (USPTO):Explore Patents

Title: Minoru Funahashi and a Keyboard-Based Pointing Device.

Introduction

Minoru Funahashi is an inventor associated with Hitachi, Ltd. in Hitachi, Japan. His patent work includes an information processing apparatus designed to make keyboard and pointing-device operation more convenient.

Latest Patents

Funahashi is credited with 1 patent: “Information Processing Apparatus Having a Keyboard with a Pointing Device.” The invention places a trackball and separate right and left selection switches near the operator-facing side of the keyboard’s key area. This arrangement is intended to let users operate the pointing device with both hands while maintaining a familiar keyboard feel. It also aims to limit the keyboard’s occupied area and thickness while improving pointing-device usability.

Career Highlights

Funahashi’s listed patent reflects work on integrating pointing controls into an information processing apparatus. The design focuses on practical placement of the trackball and switches alongside the keyboard.

Collaborations

Tetsuji Takegoshi and Ryuichi Nemoto are identified as Funahashi’s coworkers.

Conclusion

Minoru Funahashi’s patent highlights an approach to combining keyboard and pointing-device controls in a compact, user-friendly information processing apparatus.

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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