This inventor holds 5 USPTO granted patents and 1 EPO patent. Top assignee: Makita Corporation. Active years: 1998-2008.
Company Filing History:
Years Active: 1998-2008
Title: Innovations by Yasutoshi Shimma
Introduction
Yasutoshi Shimma is a notable inventor based in Anjo, Japan. He has made significant contributions to the field of power tools, holding a total of 5 patents. His work focuses on enhancing the functionality and user experience of electric hammer drills and power impact tools.
Latest Patents
One of his latest inventions is the electric hammer drill. This innovative tool is designed to alleviate vibration during operation. The electric hammer drill features a body, a motor, a striker, a cylinder, and a unique mode changing mechanism. This mechanism allows users to switch between hammer-drill and hammer modes, improving the overall balance and reducing operating vibration.
Another significant invention is the power impact tool. This tool aims to enhance ease of operation by incorporating a dual-switch system. The motor operates only when both switches are engaged, with one switch biased to the off position. This design allows for a more intuitive user experience, as the mode changing mechanism facilitates seamless transitions between different hammer operation modes.
Career Highlights
Yasutoshi Shimma is associated with Makita Corporation, a leading manufacturer of power tools. His work at Makita has allowed him to develop innovative solutions that address common challenges faced by users of power tools.
Collaborations
He has collaborated with talented coworkers, including Takahiro Sakaguchi and Junichi Masuda, to further enhance the development of innovative tools.
Conclusion
Yasutoshi Shimma's contributions to the field of power tools demonstrate his commitment to innovation and user satisfaction. His patents reflect a deep understanding of the needs of users and a dedication to improving tool performance.