This inventor holds 10 USPTO granted patents and 2 EPO patents. Top assignees: Pentel Kabushiki Kaisha, V Spark Co., Ltd., Chemicos Creations Ltd.. Active years: 1989-2018.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Miyashirocho, JP (1992)
- Saitama, JP (1993 - 2011)
- Soka, JP (1989 - 2018)
Company Filing History:

Years Active: 1989-2018
Title: Masayuki Kawasaki: Innovator in Writing Instruments and Paint Application Technologies
Introduction
Masayuki Kawasaki is a prominent inventor based in Soka, Japan. He has made significant contributions to the fields of writing instruments and paint application technologies. With a total of 10 patents to his name, Kawasaki's innovations have enhanced the functionality and efficiency of various products.
Latest Patents
Kawasaki's latest patents include a pressure fluctuation buffering mechanism and an innovative writing instrument. The pressure fluctuation buffering mechanism is designed to buffer pressure fluctuations in a paint tank through a unique flow of paint and air. This mechanism features a buffer space connected to a brush via a paint flow space, allowing for smoother paint application. Additionally, his writing instrument incorporates a pen tip mechanism, an ink tank, and an ink induction mechanism, which work together to provide a seamless writing experience.
Career Highlights
Throughout his career, Masayuki Kawasaki has worked with notable companies such as Pentel and V Spark Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to the development of innovative products in the writing and painting industries.
Collaborations
Kawasaki has collaborated with talented individuals such as Masamitsu Nagahama and Takashi Tamura. These partnerships have fostered creativity and innovation in his projects.
Conclusion
Masayuki Kawasaki's contributions to the fields of writing instruments and paint application technologies demonstrate his commitment to innovation. His patents reflect a deep understanding of user needs and technical challenges, making him a noteworthy figure in the world of invention.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile