Ibaraki, Japan

Toshikazu Ito

This inventor holds 8 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 1988-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshikazu Ito. Retrieved from https://idiyas.com/inventor/toshikazu-ito-fmwxe969

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 = 2.2

ph-index = 6

Forward Citations = 71(Granted Patents)


Location History:

  • Toukai, JP (1989)
  • Ibaraki, JP (1988 - 1991)

Company Filing History:


Years Active: 1988-1991

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

Title: Innovations by Toshikazu Ito

Introduction

Toshikazu Ito is a prominent inventor based in Ibaraki, Japan. He has made significant contributions to the field of technology, particularly in the development of advanced air conditioning systems and solar radiation sensors. With a total of 8 patents to his name, Ito's work reflects a commitment to enhancing energy efficiency and user comfort.

Latest Patents

One of his latest innovations is a solar radiation sensor designed for use in automatic air conditioners. This sensor apparatus features a light-blocking plate positioned above the light-receiving surface of a photoelectric element. The design allows for improved incident angle sensitivity without increasing the external dimensions of the sensor. Another notable patent is for an automotive air conditioner that utilizes an air mixing type system. This system adjusts the mixture ratio between hot and cold air to achieve the most suitable blown air temperature based on various temperature signals.

Career Highlights

Toshikazu Ito is currently employed at Hitachi, Ltd., where he continues to innovate and develop new technologies. His work has been instrumental in advancing the capabilities of air conditioning systems, making them more efficient and responsive to user needs.

Collaborations

Ito has collaborated with notable colleagues such as Tsuneo Kagohata and Akira Tezuka. Their combined expertise has contributed to the successful development of various technologies and patents.

Conclusion

Toshikazu Ito's contributions to the field of technology, particularly in air conditioning and sensor development, highlight his innovative spirit and dedication to improving energy efficiency. His work continues to influence the industry and pave the way for future advancements.

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…