Mitsuhiro Ohashi

Title: Mitsuhiro Ohashi: Innovator in Ballpoint Pen Technology

Introduction

Mitsuhiro Ohashi is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of writing instruments, particularly with his innovative designs for ballpoint pens. His work has led to advancements that enhance the functionality and user experience of these everyday tools.

Latest Patents

Ohashi holds a patent for a unique ball-point pen tip and ink refill. This invention addresses common issues faced by users, such as bleeding caused by deformation of the pen tip. The design features a first tapered surface, a connecting surface with a larger outside angle, and a second tapered surface with a smaller outside angle. The bent portion of the design ensures that the shoulder does not touch the paper surface during writing, thereby preventing ink bleeding.

Career Highlights

Mitsuhiro Ohashi is associated with Mitsubishi Pencil Kabushiki Kaisha, a company renowned for its high-quality writing instruments. His work has contributed to the company's reputation for innovation and excellence in the stationery industry.

Collaborations

Ohashi has collaborated with notable coworkers, including Atsushi Nakajima and Kazuhiko Furukawa. Their combined expertise has fostered a creative environment that encourages the development of cutting-edge writing technologies.

Conclusion

Mitsuhiro Ohashi's contributions to the design of ballpoint pens exemplify the importance of innovation in everyday products. His patented designs not only improve functionality but also enhance the overall writing experience for users.