Toyoake, Japan

Tokiyo Fujita

This inventor holds 1 USPTO granted patent. Top assignee: Hoshizaki Denki Kabushiki Kaisha. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tokiyo Fujita. Retrieved from https://idiyas.com/inventor/tokiyo-fujita

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 = 3.0

ph-index = 1

Forward Citations = 44(Granted Patents)


Company Filing History:


Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: The Innovative Contributions of Tokiyo Fujita

Introduction

Tokiyo Fujita is a notable inventor based in Toyoake, Japan. She has made significant contributions to the field of household appliances, particularly with her innovative freezer machine design. Her work exemplifies the intersection of creativity and practicality in modern technology.

Latest Patents

Fujita holds a patent for a freezer machine designed for household use. This innovative appliance includes a freezing vessel that can freeze water for ice or ingredients for ice cream and similar cold products. The machine features a refrigeration circulation circuit that consists of a compressor, a condenser, and an evaporator coil for thermal exchange with the freezing vessel. Additionally, it incorporates a solenoid valve within a bypass circuit, allowing hot gas from the compressor to flow directly into the evaporator coil when energized. The power supply circuit is designed to deactivate the compressor at a predetermined time before the preparation of ice or cold products is complete, ensuring optimal performance.

Career Highlights

Fujita's career is marked by her dedication to innovation in household appliances. Her work at Hoshizaki Denki Kabushiki Kaisha has allowed her to develop practical solutions that enhance everyday life. With her patent, she has demonstrated her ability to combine technical expertise with user-friendly design.

Collaborations

Throughout her career, Fujita has collaborated with talented individuals such as Tomio Suyama and Masahide Yatori. These partnerships have contributed to her success and the advancement of her projects.

Conclusion

Tokiyo Fujita's contributions to the field of household appliances, particularly through her patented freezer machine, highlight her innovative spirit and commitment to improving everyday technology. Her work continues to inspire future generations of inventors.

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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