Company Filing History:
2 out of 196 
1 out of 384 
1 out of 2,145 
Years Active: 2005-2015
Title: Innovations of Hiroyuki Muto
Introduction
Hiroyuki Muto is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of optical technology and writing instruments. With a total of three patents to his name, Muto's work showcases his innovative spirit and technical expertise.
Latest Patents
Muto's latest patents include an optical collimator and an optical connector. This invention aims to facilitate the easy and secure positioning of optical fibers within a holding member. The optical collimator features a plastic optical fiber and a cylindrical holder designed to hold a collimator lens at one end. The holder includes an insertion hole for the optical fiber, ensuring proper alignment with the collimator lens.
Another significant invention by Muto is a ballpoint pen tip and ink refill. This design prevents the shoulder of a bent portion from touching the paper surface during writing, thereby avoiding ink bleeding caused by deformation. The ballpoint pen tip consists of a first tapered surface, a connecting surface, and a second tapered surface, all meticulously designed to enhance writing performance.
Career Highlights
Hiroyuki Muto has worked with prominent companies such as Mitsubishi Pencil Kabushiki Kaisha and Mitsubishi Pencil Company, Limited. His experience in these organizations has contributed to his development as an inventor and innovator in the field.
Collaborations
Muto has collaborated with talented individuals such as Toru Kitao and Mitsuhiro Ohashi. These partnerships have likely enriched his work and led to further advancements in his inventions.
Conclusion
Hiroyuki Muto's contributions to optical technology and writing instruments reflect his innovative mindset and dedication to improving everyday tools. His patents demonstrate a commitment to enhancing functionality and user experience in his designs.