Toshikazu Sugimura

Title: The Innovations of Toshikazu Sugimura

Introduction

Toshikazu Sugimura is a notable inventor based in Shiga, Japan. He has made significant contributions to the field of electronic components, particularly in the development of cathode members for electronic tubes. With a total of 4 patents to his name, Sugimura's work has had a lasting impact on the industry.

Latest Patents

One of Sugimura's latest patents is a fabrication method of a cathode member and electronic tube equipped with it. This method enhances the electron emission capability through a current activation process while preventing a decrease in maximum cathode current. The process involves several steps, including mixing nickel powder with rare-earth-metal oxide powder, heating the mixture to produce an intermetallic compound, and sintering it with an electron-emissive agent powder. The resulting cathode member is characterized by its low operation temperature, excellent electron emission distribution, and high current density over extended periods.

Career Highlights

Throughout his career, Sugimura has worked with prominent companies such as NEC Corporation and NEC Kansai, Ltd. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects in the electronics sector.

Collaborations

Sugimura has collaborated with notable coworkers, including Maki Narita and Yoshio Takeshima. Their combined expertise has fostered advancements in the development of electronic components.

Conclusion

Toshikazu Sugimura's contributions to the field of electronics, particularly through his innovative patents, have established him as a key figure in the industry. His work continues to influence the design and functionality of electronic tubes and cathode members.