Company Filing History:
Years Active: 1990-1991
Title: Kouichi Sueyoshi: Innovator in Silicon Nitride Technology
Introduction
Kouichi Sueyoshi is a notable inventor based in Kariya, Japan. He has made significant contributions to the field of materials science, particularly in the development of silicon nitride technologies. With a total of 3 patents to his name, his work has implications for various industrial applications.
Latest Patents
Sueyoshi's latest patents include a method for making silicon nitride powder and a process for producing silicon nitride whiskers. The method for making silicon nitride powder involves heating a mixture of silica powder and carbon powder in a gas mixture of ammonia and hydrocarbon gases. Alternatively, only silica powder can be heated in a similar gas mixture. His process for making silicon nitride whiskers requires heating silica powder or a mixture of silica powder and silicon nitride whiskers at temperatures ranging from 800°C to 1,700°C in a gas mixture of ammonia and hydrocarbon gases. The gas mixture flows at a rate of 10 mm/sec or less, and the ammonia to hydrocarbon ratio can vary significantly. Additionally, the silica powder is often mixed with various catalysts to enhance the process.
Career Highlights
Kouichi Sueyoshi is currently employed at Toshiba Ceramics Co., Ltd., where he continues to innovate in the field of ceramics and materials science. His work has been instrumental in advancing the understanding and application of silicon nitride materials.
Collaborations
Sueyoshi has collaborated with notable colleagues, including Isao Imai and Toshitsugu Ishii. Their combined expertise has contributed to the successful development of new technologies in their field.
Conclusion
Kouichi Sueyoshi's contributions to silicon nitride technology highlight his role as a leading inventor in materials science. His innovative methods and processes continue to influence the industry and pave the way for future advancements.