Company Filing History:
2 out of 2,638 
1 out of 110 
1 out of 3,568 Years Active: 1992-1993
Title: Osami Tsukamoto: Innovator in Superconducting Technology
Introduction
Osami Tsukamoto is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of superconducting technology, holding a total of 2 patents. His work focuses on advancements that enhance the efficiency and functionality of superconducting systems.
Latest Patents
One of Tsukamoto's latest patents is a "Primary Coil Assembly for a Superconducting Linear Induction Motor." This invention provides a primary coil assembly that is arranged opposite to a secondary conductor, exerting a relative thrust when energized. The assembly consists of multiple coil units, each featuring a non-magnetic and non-conductive bobbin, along with an alternating-current superconducting wire wound around it. The design includes non-magnetic and non-conductive spacers that maintain a clearance between adjacent turns of the superconducting wire, ensuring optimal performance.
Another significant patent is the "Superconducting Strand for Alternating Current." This invention involves a superconducting strand formed by stranding 13 or more superconducting wires around a non-magnetic core member. This design efficiently removes heat caused by AC loss and prevents quenching, thereby maintaining a stable superconducting state. An electrically insulative braided layer made of polyester fiber is interposed between the core member and the stranded wires, ensuring stable insulation and preventing the flow of coupling current.
Career Highlights
Throughout his career, Osami Tsukamoto has worked with prominent companies such as Furukawa Electric Co., Ltd. and the Central Research Institute of Electric Power Industry. His experience in these organizations has allowed him to develop and refine his innovative ideas in superconducting technology.
Collaborations
Tsukamoto has collaborated with notable colleagues, including Hitoshi Shimizu and Katsuro Oishi. These partnerships have contributed to the advancement of his research and the successful development of his patents.
Conclusion
Osami Tsukamoto is a distinguished inventor whose work in superconducting technology has led to significant advancements in the field. His innovative patents reflect his commitment to enhancing the efficiency and effectiveness of superconducting systems.