Masaaki Yokota

Title: Masaaki Yokota: Innovator in Optical Device Manufacturing

Introduction

Masaaki Yokota is a prominent inventor based in Sagamihara, Japan. He has made significant contributions to the field of optical device manufacturing, holding a total of 3 patents. His innovative work focuses on enhancing the precision and durability of optical elements.

Latest Patents

Yokota's latest patents include a mold and method of manufacturing the same. This mold is specifically designed for press-molding precision parts, such as optical elements made of glass. The innovative aspect of this mold involves a carbon film that is formed on the molding surface. This film is shaped using a carbon ion beam, resulting in a surface that decreases surface energy and frictional coefficient while increasing adhesion strength. This advancement ensures that the mirror surface of the mold is highly durable and free from film peeling and cracks during the glass formation process. Another notable patent is a method of manufacturing optical devices, which involves press-molding a glass preform under a mixed gas atmosphere of a nonoxidizer gas and a hydrocarbon gas.

Career Highlights

Masaaki Yokota is associated with Canon Kabushiki Kaisha, a leading company in the imaging and optical products industry. His work at Canon has allowed him to push the boundaries of optical technology and contribute to the development of advanced manufacturing techniques.

Collaborations

Yokota has collaborated with notable coworkers, including Tetsuo Kuwabara and Kiyoshi Yamamoto. Their combined expertise has fostered innovation and progress in the field of optical device manufacturing.

Conclusion

Masaaki Yokota's contributions to optical device manufacturing through his patents and work at Canon Kabushiki Kaisha highlight his role as a key innovator in the industry. His advancements in mold technology and manufacturing methods continue to influence the development of precision optical elements.