This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignees: Calsonic Kansei Corporation, Calsonic Corporation. Active years: 1998-2009.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 1998-2009
Title: Hisashi Onuki: Innovator in Heat Exchange Technology
Introduction
Hisashi Onuki is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of heat exchange technology, holding a total of 3 patents. His innovative designs focus on enhancing the efficiency of heat exchangers, which are crucial components in various mechanical systems.
Latest Patents
One of Hisashi Onuki's latest patents is an oil cooler that is integrated into a radiator tank. This design features a connecting pipe with an enlarged diameter portion, a heat exchange part that includes elements, and a communicating passage that fluidically connects these elements. The pipe connector is designed with a first retaining portion that secures part of the enlarged diameter portion of the connecting pipe by caulking, and a second retaining portion that fixes the heat exchanger part to the wall portion of the radiator tank.
Another significant patent is for an inner fin with a cutout window for a heat exchanger. This inner fin has protruding ridges on both its front and rear faces, creating grooves that serve as passages for the heat exchange medium. Cutout windows are formed in the wall portions of the protruding ridges, allowing adjacent passages to communicate. Additionally, protruding weir portions are provided at the entrances of the cutout windows to enhance the heat exchange efficiency by promoting diffluence and stirring of the heat exchange medium.
Career Highlights
Hisashi Onuki has worked with prominent companies in the automotive and engineering sectors, including Calsonic Kansei Corporation and Calsonic Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in heat exchange technology.
Collaborations
Throughout his career, Onuki has collaborated with talented individuals such as Takahiro Nakakomi and Shiro Nakajima. These collaborations have contributed to the advancement of his inventions and the overall progress in the field.
Conclusion
Hisashi Onuki is a distinguished inventor whose work in heat exchange technology has led to several innovative patents. His contributions continue to impact the efficiency of mechanical systems, showcasing the importance of innovation in engineering.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile