Location History:
- Chiyoda-ku, JP (2013)
- Akita, JP (2013)
- Tokyo, JP (2013 - 2019)
Company Filing History:
5 out of 315 
1 out of 120 
Years Active: 2013-2019
Title: Innovator Spotlight: Jo Shimizu from Tokyo, Japan
Introduction: Jo Shimizu is a distinguished inventor based in Tokyo, Japan, renowned for his significant contributions to the field of electronic devices. With a portfolio of five patents, his innovations are pivotal in advancing technology, particularly in the construction and method of producing epitaxial substrates.
Latest Patents: Among his latest inventions is the "Epitaxial Substrate for Electronic Device and Method of Producing the Same." This invention focuses on creating an epitaxial substrate that effectively directs electrical currents while maintaining an optimal warp configuration. The substrate includes a silicon single crystal substrate alongside a laminated body composed of Group III nitride layers. The design incorporates p-type substrates with low specific resistance to enhance performance.
Another notable patent is the "Group III Nitride Epitaxial Laminate Substrate." This invention features a structured design, including a substrate, buffer, and main laminate layers. It integrates alternating layers of aluminum nitride and gallium nitride, meticulously organized to achieve specific thickness requirements, enhancing the substrate's efficiency and functionality.
Career Highlights: Jo Shimizu's professional journey includes contributions at Dowa Electronics Materials Co., Ltd. and the National University Corporation Nagoya Institute of Technology. His expertise and innovative mindset have driven advancements in electronic material technology, making him a respected figure in the industry.
Collaborations: Throughout his career, Jo has collaborated with prominent colleagues such as Tetsuya Ikuta and Tomohiko Shibata. These partnerships have undoubtedly strengthened his research and development efforts, further propelling his inventions' impact.
Conclusion: Jo Shimizu is a notable inventor whose work exemplifies innovation in electronic devices. His recent patents reflect a deep understanding of material science and engineering, establishing him as a leading figure in the development of cutting-edge substrates. As technology continues to evolve, Shimizu's contributions will likely play a pivotal role in shaping the future of electronic materials.