Location History:
- Tokyo, JP (2002)
- Aichi-ken, JP (1998 - 2004)
- Aichi, JP (2000 - 2004)
- Inazawa, JP (2001 - 2005)
- Nishikasugai-gun, JP (2003 - 2015)
Company Filing History:
18 out of 3,081 
4 out of 4,920 
4 out of 989 
Years Active: 1998-2015
Title: **Shiro Yamasaki: A Pioneer in Gallium Nitride Crystal Innovations**
Introduction
Shiro Yamasaki, an innovative inventor based in Aichi, Japan, has made significant contributions to the field of semiconductor materials, specifically in gallium nitride (GaN) technologies. With a remarkable portfolio of 21 patents, Yamasaki continues to push the boundaries of manufacturing processes, enhancing the efficiency and quality of crystal growth.
Latest Patents
Among his latest inventions is the "Nitride Single Crystal Manufacturing Apparatus," designed to optimize the production of nitride crystals. This apparatus features a unique crucible setup for solution storage, an inner container, and a sophisticated heating container equipped with heating elements. Additionally, it includes a pressure vessel that maintains an optimal nitrogen atmosphere during the synthesis process, with a specially designed lid that ensures efficacy.
Another notable patent is for a "Melt Composition for Gallium Nitride Single Crystal Growth and Method for Growing Gallium Nitride Single Crystal." This invention outlines a specific melt composition that incorporates gallium, sodium, and barium, providing a precise barium content to enhance the flux method of growing gallium nitride single crystals.
Career Highlights
Throughout his career, Shiro Yamasaki has worked with esteemed companies such as Toyoda Gosei Co., Ltd., contributing to advancements in semiconductor technology. His innovative spirit and dedication to research have placed him at the forefront of his field, allowing him to create patents that address complex manufacturing challenges.
Collaborations
Yamasaki's work often involves collaborative efforts with fellow inventors and researchers. Notable collaborators include Masayoshi Koike and Seiji Nagai, with whom he has shared ideas and insights to drive innovation in crystal growth technologies.
Conclusion
Shiro Yamasaki stands out as a leading inventor dedicated to the evolution of gallium nitride manufacturing. His patents not only illustrate his technical expertise but also highlight his commitment to improving semiconductor technologies, benefiting industries reliant on high-performance materials. With ongoing research and innovations, Yamasaki's contributions will likely continue to shape the future of crystal growth and related applications.