Shiga, Japan

Hisashi Nakamura

This inventor holds 2 USPTO granted patents. Top assignee: Toto Ltd.. Active years: 1989-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisashi Nakamura. Retrieved from https://idiyas.com/inventor/hisashi-nakamura-7scckxhd

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 = 8.0

ph-index = 2

Forward Citations = 73(Granted Patents)


Company Filing History:


Years Active: 1989-1990

Loading Chart...
2 patents (USPTO):Explore Patents

Title: Hisashi Nakamura: Innovator in Gas Water Heating Technology

Introduction

Hisashi Nakamura is a notable inventor based in Shiga, Japan. He has made significant contributions to the field of gas water heating technology. With a total of 2 patents to his name, Nakamura has demonstrated his expertise and innovative spirit in developing advanced heating solutions.

Latest Patents

One of Hisashi Nakamura's latest inventions is a multiple-purpose instantaneous gas water heater. This innovative device features a combination of a larger combustion capacity type first burner and a smaller combustion capacity type second burner. Each burner can be controlled using a proportional combustion control method and/or an intermittent combustion control method. The integration of these functions within a microcomputer system allows for selective use of each burner or both together. This flexibility enables users to select water from a wide range of hot water temperatures or to set a specific target temperature.

Career Highlights

Hisashi Nakamura has been associated with Toto Ltd., a leading company in the manufacturing of sanitary ware and bathroom products. His work at Toto Ltd. has allowed him to focus on developing innovative solutions that enhance user experience and efficiency in water heating.

Collaborations

Nakamura has collaborated with notable colleagues such as Osamu Tsutsui and Hideki Kawaguchi. These partnerships have contributed to the advancement of technology in their respective fields.

Conclusion

Hisashi Nakamura's contributions to gas water heating technology exemplify his innovative mindset and dedication to improving everyday solutions. His patents reflect a commitment to enhancing efficiency and user satisfaction in heating systems.

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]
Loading…