Location History:
- Yokohama, JP (2017 - 2020)
- Osaka, JP (2024)
Company Filing History:
10 out of 10,264 
6 out of 987 
Years Active: 2017-2024
Title: Yasunori Tateno: Innovator in Graphene Technology
Introduction
Yasunori Tateno is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of semiconductor technology, particularly through his work with graphene. With a total of 10 patents to his name, Tateno's innovations are paving the way for advancements in electronic devices.
Latest Patents
One of Tateno's latest patents is a thin film transistor that includes a stacked multilayer graphene active layer. This semiconductor device features a graphene film formed of atomic layers stacked on a substrate. It includes a source electrode and a drain electrode positioned on the graphene film, with a gate electrode located between them, separated by a gate insulator film. Notably, the number of atomic layers in the source and drain regions exceeds that in the channel region where the gate electrode is situated.
Another significant patent is for a multilayer body and electronic device. This multilayer body consists of a base portion and a graphene film. The ion mass distribution versus depth of the multilayer body reveals maximum detection intensities of C ions and SiC ions at specific depths from the exposed surface. These findings indicate the intricate properties of the multilayer body, which are crucial for its application in electronic devices.
Career Highlights
Throughout his career, Yasunori Tateno has worked with notable organizations such as Sumitomo Electric Industries and Tohoku University. His experience in these institutions has allowed him to refine his expertise in graphene technology and semiconductor devices.
Collaborations
Tateno has collaborated with esteemed colleagues, including Fuminori Mitsuhashi and Masaki Ueno. Their joint efforts have contributed to the advancement of research in the field of electronics and materials science.
Conclusion
Yasunori Tateno's innovative work in graphene technology and semiconductor devices has established him as a key figure in the field. His patents reflect a commitment to advancing electronic technology, and his collaborations further enhance the impact of his contributions.