Company Filing History:
17 out of 10,239 
1 out of 177 Years Active: 1989-2003
Title: Nobuhiro Shibuta: Innovator in Superconducting Wire Technology
Introduction
Nobuhiro Shibuta is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of superconducting wire technology, holding a total of 17 patents. His work focuses on methods for preparing bismuth oxide superconducting wires, which are crucial for various advanced applications.
Latest Patents
Shibuta's latest patents include a method of preparing bismuth oxide superconducting wire. This innovative process involves creating a powder with a mean particle diameter of not more than 1 µm, which contains a mixture of superconducting and non-superconducting phases. The powder undergoes heat treatment and deformation processing to produce a round wire, which is then transformed into a tape or flat type wire. The wire is heat treated to facilitate phase transformation, resulting in a bismuth oxide superconducting wire with a high critical current density. Another notable patent is a method for preparing and handling oxide superconducting wire, which ensures that the critical current density remains stable even when the wire is bent.
Career Highlights
Throughout his career, Nobuhiro Shibuta has worked with esteemed companies such as Sumitomo Electric Industries, Limited and The Tokyo Electric Power Company, Incorporated. His experience in these organizations has allowed him to refine his expertise in superconducting technologies and contribute to groundbreaking advancements in the field.
Collaborations
Shibuta has collaborated with notable colleagues, including Kenichi Sato and Hidehito Mukai. These partnerships have fostered innovation and have been instrumental in the development of new technologies in superconductivity.
Conclusion
Nobuhiro Shibuta's contributions to superconducting wire technology are significant and impactful. His innovative methods and collaborations continue to advance the field, making him a key figure in the world of superconductivity.
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