Location History:
- Kishima-gun, JP (2000)
- Saga, JP (1996 - 2005)
- Tokyo, JP (2004 - 2008)
Company Filing History:
4 out of 90 
1 out of 40 
1 out of 602 Years Active: 1996-2008
Title: Inventor Masataka Horai: Pioneering Innovations in Silicon Wafer Technology
Introduction
Masataka Horai is a distinguished inventor from Saga, Japan, who holds a remarkable portfolio of seven patents. His innovative work primarily focuses on advancements in silicon wafer technology, which are crucial for the development of integrated circuits and semiconductor devices.
Latest Patents
Among his notable inventions is the patent for a high-resistance silicon wafer and the corresponding manufacturing process. This invention emphasizes the seamless integration of a heat treatment process that effectively prevents the formation of oxygen thermal donors in circuit production. The high-temperature heat treatment at 1100 °C or higher on a carbon-doped high-resistance silicon wafer enhances gettering ability and economic efficiency, significantly benefiting device manufacturers. Furthermore, he has also developed patents related to silicon single crystals and epitaxial wafers, both of which exhibit superior gettering effects essential for large-scale integrated devices.
Career Highlights
Horai's career has been marked by his tenure at prominent companies, including Sumitomo Mitsubishi Silicon Corporation and Sumitomo Sitix Corporation. His deep involvement in research and production processes within these firms has contributed to the advancement of silicon technology internationally.
Collaborations
Throughout his career, Masataka Horai has worked alongside notable colleagues such as Eiichi Asayama and Hideshi Nishikawa. These collaborations have not only enhanced his inventive capabilities but also facilitated advancements in the industry through shared knowledge and expertise.
Conclusion
Masataka Horai stands out as a pivotal figure in the realm of silicon wafer innovation. His contributions through patents have significantly influenced the development of semiconductor technology, paving the way for future advancements in the field. His work exemplifies the importance of innovation in driving technological progress and demonstrates the potential impact of dedicated inventors on the industry.