Seiichiro Hayakawa

Title: The Innovations of Seiichiro Hayakawa

Introduction

Seiichiro Hayakawa is a notable inventor based in Ibaraki, Japan. He has made significant contributions to the field of optical devices and photocurable compositions. With a total of four patents to his name, Hayakawa's work showcases his expertise and innovative spirit.

Latest Patents

Hayakawa's latest patents include a photocurable composition and an optical device. The photocurable composition involves a unique formulation that incorporates an alicyclic skeleton-containing mono(meth)acrylate along with a combination of an alicyclic skeleton-containing bis(meth)acrylate and a mercapto compound. This innovative composition leads to a cured product obtained through copolymerization. His optical device is designed for use as a microlens array or a grating lens, featuring microlens portions with a light transmittance of not less than 80% within the visible light range. This device is produced through a two-stage light-irradiation process that includes both partial and whole irradiation.

Career Highlights

Throughout his career, Seiichiro Hayakawa has worked with prominent companies such as Mitsubishi Chemical Corporation and Mitsubishi Petrochemical Company Limited. His experience in these organizations has allowed him to develop and refine his innovative ideas.

Collaborations

Hayakawa has collaborated with notable coworkers, including Heihachi Sato and Iwao Seo. Their combined expertise has contributed to the success of various projects and innovations.

Conclusion

Seiichiro Hayakawa's contributions to the fields of photocurable compositions and optical devices highlight his role as a significant inventor. His innovative patents and collaborations reflect his dedication to advancing technology.