Location History:
- Fuji, JP (2006 - 2007)
- Shizuoka, JP (2015)
Company Filing History:
Years Active: 2006-2015
Title: Makoto Hirai: Innovator in Classifying Technologies
Introduction
Makoto Hirai is a notable inventor based in Fuji, Japan. He has made significant contributions to the field of classifying technologies, holding a total of 3 patents. His work primarily focuses on methods and apparatuses that enhance the efficiency of powder classification and pulverization.
Latest Patents
Hirai's latest patents include innovative technologies such as a classifying apparatus and method for producing toner. The classifying apparatus features a rotor with multiple annularly disposed blades that rotate, along with a louver that supplies a fluid for dispersing and classifying powder materials. This design allows for the centrifugal classification of fine and coarse powders. Additionally, he has developed a fluidized bed pulverizing and classifying apparatus, which includes a pulverizing section with a nozzle that sprays compressed air to pulverize powder, and a classifying section that effectively classifies the pulverized material.
Career Highlights
Makoto Hirai is currently employed at Ricoh Company, Ltd., where he continues to innovate in the field of powder classification technologies. His work has been instrumental in advancing the capabilities of industrial processes related to powder materials.
Collaborations
Hirai has collaborated with notable colleagues such as Mutsumi Takahashi and Nobuyasu Makino, contributing to the development of advanced technologies in their field.
Conclusion
Makoto Hirai's contributions to the field of classifying technologies demonstrate his commitment to innovation and efficiency. His patents reflect a deep understanding of the complexities involved in powder classification and pulverization, marking him as a significant figure in this area of research.