Mobara, Japan

Syouji Shirai

This inventor holds 1 USPTO granted patent. Top assignee: Other. Active years: 2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Syouji Shirai. Retrieved from https://idiyas.com/inventor/syouji-shirai

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 = 6.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:

goldMedal1 out of 834,570 
Other
 patents

Years Active: 2002

Loading Chart...
1 patent (USPTO):Explore Patents

Title: Syouji Shirai: Innovator in Cathode Ray Tube Technology

Introduction

Syouji Shirai is a notable inventor based in Mobara, Japan. He has made significant contributions to the field of display technology, particularly through his innovative work on cathode ray tubes.

Latest Patents

One of his key patents is for a color cathode ray tube with a wide deflection angle. This invention boasts excellent focusing characteristics across the entire screen, while also maintaining a compact design. The cathode ray tube features an electron gun where the ratio between the diagonal size of the phosphor screen and the distance from the center of the screen to the focusing electrode is set to De/Lg>1.5. This design enhances the performance of the tube, making it suitable for modern monitoring devices.

Career Highlights

Syouji Shirai has been recognized for his innovative approach to display technology. His work has led to advancements that improve the efficiency and effectiveness of cathode ray tubes, which were once a standard in television and computer monitors.

Collaborations

Throughout his career, Shirai has collaborated with notable colleagues, including Mamoru Tsuzurahara and Kenichi Watanabe. These partnerships have contributed to the development of cutting-edge technologies in the field.

Conclusion

Syouji Shirai's contributions to the innovation of cathode ray tubes highlight his role as a significant figure in display technology. His patent for a color cathode ray tube with a wide deflection angle exemplifies his commitment to advancing the field.

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…