Location History:
- Kanagawa, JP (1991 - 1993)
- Saitama, JP (1989 - 1999)
- Kawasaki, JP (2000)
Company Filing History:
7 out of 4,819 
2 out of 7 Years Active: 1989-2000
Title: The Innovative Mind of Hisaji Shinohara
Introduction
Hisaji Shinohara, a prominent inventor based in Kanagawa, Japan, has made significant contributions to the field of electrical engineering. With a total of seven patents to his name, Shinohara is recognized for his innovative solutions, particularly in the development of materials used in high-voltage apparatus and vacuum circuit breakers.
Latest Patents
Among Hisaji Shinohara’s latest patents is an insulating supporting structure for high-voltage apparatus. This invention addresses the need for an electrically insulating structure situated between the high voltage charging part and the ground potential part. It features an organic insulating structure uniquely shaped, coupled with an inorganic insulating layer to enhance functionality.
Additionally, he has developed a method for manufacturing electrode material for vacuum circuit breakers. This method involves creating a Cu-Cr alloy electrode material by heating a mixture of copper and chromium to a melting point, allowing for fine chromium particles to precipitate within a copper base. This innovative approach effectively minimizes defects and enhances the overall structure of the alloy.
Career Highlights
Shinohara has built his career working for notable companies, including Fuji Electric Co., Ltd. and Tokuriki Honten Co., Ltd., where he has been instrumental in various research and development projects. His expertise in materials science and electrical engineering has led to the successful development of his patented inventions.
Collaborations
Throughout his career, Shinohara has collaborated with talented colleagues, including Naoshi Uchida and Kiyoshi Kandatsu. These partnerships have fostered an environment of innovation and creativity, further leading to advancements in their respective fields.
Conclusion
Hisaji Shinohara stands out as a visionary inventor whose contributions to electrical engineering continue to make an impact. His patents reflect his commitment to solving complex engineering challenges and advancing technology in high-voltage applications. As he continues to innovate, Shinohara's work will undoubtedly inspire future inventors and engineers.