Location History:
- Tokyo, JP (2007)
- Nagano, JP (2017)
- Akita, JP (2006 - 2019)
Company Filing History:
4 out of 217 
2 out of 315 
2 out of 78 
Years Active: 2006-2025
Title: Naoya Sunachi: Innovator in GaAs Technology
Introduction
Naoya Sunachi is a prominent inventor based in Akita, Japan. He has made significant contributions to the field of semiconductor technology, particularly in the development of Gallium Arsenide (GaAs) materials. With a total of 8 patents to his name, Sunachi's work has paved the way for advancements in various electronic applications.
Latest Patents
One of his latest patents is focused on a GaAs wafer and a method of producing GaAs ingots. This innovation is particularly useful for manufacturing LiDAR sensors. The GaAs wafer produced through this method has a silicon concentration of 5.0×10cm or more and less than 3.5×10cm, an indium concentration of 3.0×10cm or more and less than 3.0×10cm, and a boron concentration of 1.0×10cm or more. Additionally, the average dislocation density of the GaAs wafer is maintained at 1500/cm or less. Another notable patent involves an electronic part mounting substrate and the method for producing it. This substrate includes a metal plate made of aluminum or an aluminum alloy, which is surface-processed to achieve a roughness of not less than 0.2 micrometers. The design also incorporates a plating film of nickel or a nickel alloy, along with a ceramic substrate and a radiating metal plate.
Career Highlights
Throughout his career, Naoya Sunachi has worked with several notable companies, including Dowa Mining Co., Ltd. and Dowa Electronics Materials Co., Ltd. His experience in these organizations has contributed to his expertise in semiconductor materials and electronic components.
Collaborations
Sunachi has collaborated with several professionals in his field, including Ryuichi Toba and Hideyo Osanai. These collaborations have further enhanced his innovative capabilities and have led to the development of cutting-edge technologies.
Conclusion
Naoya Sunachi's contributions to GaAs technology and electronic components have established him as a key figure in the field of semiconductor innovation. His patents reflect a commitment to advancing technology and improving electronic applications.