Omiya, Japan

Keiji Shirata

This inventor holds 6 USPTO granted patents and 3 published patent applications and 2 EPO patents. Top assignees: Mitsubishi Materials Corporation, Mitsubishi Metal Corporation, Research Development Corporation of Japan. Active years: 1991-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiji Shirata. Retrieved from https://idiyas.com/inventor/keiji-shirata

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 6 

% Patents Active = 83.3

 

Average Co-Inventor Count = 3.5

ph-index = 3

Forward Citations = 21(Granted Patents)


Location History:

  • Omiya, JP (1991 - 1992)
  • Saitama, JP (1994)
  • Naka, JP (2017 - 2019)

Company Filing History:


Years Active: 1991-2019

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6 patents (USPTO):Explore Patents

Title: Keiji Shirata: Innovator in Infrared Sensor Technology

Introduction

Keiji Shirata is a notable inventor based in Omiya, Japan, recognized for his contributions to infrared sensor technology. With a total of six patents to his name, Shirata has made significant advancements in the accuracy and efficiency of temperature measurement devices.

Latest Patents

Shirata's latest patents include innovative designs for infrared sensors and infrared sensor devices. These inventions are designed to be less susceptible to effects from the casing and lead wires, allowing for surface mounting and more accurate temperature measurements. His infrared sensor device features an insulating film, two heat-sensitive elements, wiring films, an infrared reflecting film, and a terminal support body with mounting terminals. This design ensures that the insulating film is supported with a gap from the terminal support body, enhancing measurement accuracy. Additionally, his infrared sensor is capable of measuring the temperature of an object with high precision, even when lead wires are connected to one side. This sensor also includes a thermal resistance adjusting film that improves heat dissipation.

Career Highlights

Throughout his career, Keiji Shirata has worked with prominent companies such as Mitsubishi Materials Corporation and Mitsubishi Metal Corporation. His experience in these organizations has contributed to his expertise in developing advanced sensor technologies.

Collaborations

Shirata has collaborated with notable colleagues, including Koichi Sassa and Kenji Tomizawa, who have contributed to his innovative projects and research.

Conclusion

Keiji Shirata's work in infrared sensor technology exemplifies his commitment to innovation and precision in temperature measurement. His patents reflect a deep understanding of the challenges in sensor design and a dedication to overcoming them.

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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