Location History:
- Tokyo, JP (1997)
- Beijing, JP (1998)
Company Filing History:
2 out of 128 
1 out of 2,636 
1 out of 1 
Years Active: 1997-1998
Title: Changqin Jin: Innovator in Superconductivity
Introduction
Changqin Jin is a prominent inventor based in Tokyo, Japan, known for his significant contributions to the field of superconductivity. He holds two patents that showcase his innovative approach to oxide superconductors, which have the potential to revolutionize various technological applications.
Latest Patents
Changqin Jin's latest patents include a rock-salt/infinite layer chlorine-containing oxide superconductor. This invention features a crystalline structure that alternates between rock-salt structures and infinite layer structures, incorporating alkaline earth metals such as Ba, Sr, and Ca. His second patent describes an oxide superconductor composed of Cu, O, and alkaline earth metals, which includes a unique arrangement of oxygen-deficient perovskite and infinite layer structures. This superconductor is notable for its superconducting critical temperature exceeding 100 K, achieved through specific heat treatment under high pressure.
Career Highlights
Throughout his career, Changqin Jin has worked with esteemed organizations such as the International Superconductivity Technology Center and The Furukawa Electric Co., Ltd. His work has significantly advanced the understanding and development of superconducting materials.
Collaborations
Changqin Jin has collaborated with notable colleagues, including Seiji Adachi and Xiao-Jing Wu, contributing to the advancement of superconductivity research.
Conclusion
Changqin Jin's innovative work in superconductivity, particularly through his patents, highlights his role as a key figure in advancing this critical field. His contributions continue to inspire future research and development in superconducting technologies.