Tohru Hirai

Title: Tohru Hirai: Innovator in Silicon Manufacturing

Introduction

Tohru Hirai is a notable inventor based in Hino, Japan. He has made significant contributions to the field of manufacturing, particularly in the development of silicon nozzle plates and inkjet heads. His innovative approach has led to advancements that benefit various industries.

Latest Patents

Tohru Hirai holds a patent for a manufacturing method of a silicon nozzle plate and a manufacturing method of an inkjet head. This patent outlines a comprehensive process that includes a film forming process to create an etching mask on the silicon substrate, a pattern film forming process to establish a nozzle hole forming pattern, and a silicon substrate etching process to create nozzle holes. Additionally, the patent describes a silicon substrate separating process that involves splitting the substrate along a half-etching portion.

Career Highlights

Tohru Hirai is associated with Konica Minolta Holdings, Inc., where he has applied his expertise in manufacturing technologies. His work has been instrumental in enhancing the efficiency and effectiveness of inkjet printing technologies.

Collaborations

Tohru Hirai collaborates with Kazuhiko Tsuboi, contributing to the innovative projects at Konica Minolta. Their teamwork has fostered advancements in manufacturing processes.

Conclusion

Tohru Hirai's contributions to the field of silicon manufacturing and inkjet technology highlight his role as an influential inventor. His patent and collaborative efforts continue to shape the future of manufacturing in this domain.