Location History:
- Tokyo, JP (1998)
- Hachioji, JP (2004)
Company Filing History:
1 out of 52,751 
1 out of 832,880 Years Active: 1998-2004
Title: Tsutomu Kinoshita: Innovator in Electric Motor Technology
Introduction
Tsutomu Kinoshita, an inventive mind hailing from Hachioji, Japan, has made significant contributions to the field of electric motor technology. With a total of two patents to his name, Kinoshita has demonstrated a commitment to advancing the efficiency and functionality of electric motors for various applications.
Latest Patents
Kinoshita's most recent innovations include a “Totally Enclosed Type Driving Electric Motor” and a “Totally-Enclosed Traction Motor for Electric Railcar.”
The “Totally Enclosed Type Driving Electric Motor” features a stator core attached to a frame's inner peripheral portion, with a bearing bracket supporting a bearing at one end and a housing supporting another bearing at the opposite end. This invention is remarkable for its incorporation of a cooling space located near the bearings, enhancing operational efficiency.
On the other hand, the “Totally-Enclosed Traction Motor for Electric Railcar” introduces a cylindrical frame structure that includes a window. The motor features a rotor shaft and a rotor that rotates cohesively with it. Notably, it has a stator fixed within the frame, maintaining a gap with the rotor, and includes an innovative cooling body equipped with heat-absorbing fins.
Career Highlights
Throughout his career, Kinoshita has contributed to the technological advancements in electric motors while working at Kabushiki Kaisha Toshiba. His work has demonstrated not only his engineering acumen but also his ability to innovate continuously within a competitive landscape.
Collaborations
Kinoshita has collaborated with notable colleagues, including Nobuyuki Yagi and Koichi Matsuoka. These professional relationships have likely fostered an environment of creative synergy, allowing for the integration of diverse perspectives and ideas in their projects.
Conclusion
Tsutomu Kinoshita is an exemplary inventor whose work focuses on improving electric motor technology. His patents reveal a deep understanding of engineering principles and a forward-thinking approach to design. Kinoshita's innovations continue to impact the industry, marking him as a key figure in the field of electric motor development.