Location History:
- Maebashi, JP (1999)
- Annaka, JP (1999 - 2002)
- Gunma-ken, JP (1999 - 2002)
Company Filing History:
Years Active: 1999-2002
Title: **The Innovative Contributions of Shozo Muraoka**
Introduction
Shozo Muraoka, an esteemed inventor from Gunma-ken, Japan, is recognized for his remarkable innovations in the field of silicon single crystal manufacturing. With an impressive portfolio of 21 patents, his contributions have greatly enhanced the quality and efficiency of silicon wafer production, which is fundamental in the semiconductor industry.
Latest Patents
Muraoka's latest innovations include a sophisticated method and apparatus for manufacturing silicon single crystals that exhibit minimal crystal defects. This method, grounded in the Czochralski technique, involves careful manipulation of the pulling process during crystal growth, ensuring that the solid-liquid interface remains stable within a precise vertical range. Furthermore, the method emphasizes controlling the temperature gradient within the growth furnace, maintaining a differential not exceeding 5°C/cm. These advancements not only enhance productivity but also result in silicon single crystals with reduced defect densities and improved oxygen concentration distribution, vital for high-quality wafer production.
Career Highlights
Throughout his career, Muraoka has significantly contributed to the field while working with notable companies such as Shin-Etsu Handotai Co., Ltd., and Shin-Etsu Handotai, Ltd. His expertise in crystal growth technologies has led to breakthroughs that have positioned these companies as leaders in the semiconductor materials market, influencing both research and commercial applications.
Collaborations
Muraoka's journey in innovation has been enriched through collaboration with talented professionals, including colleagues Masanori Kimura and Makoto Iida. Their collective expertise and commitment to advancing silicon production techniques have fostered an environment where cutting-edge research can thrive, ultimately benefiting the technology sector.
Conclusion
Shozo Muraoka's innovative contributions to the manufacturing of silicon single crystals underscore the importance of research and development in the semiconductor industry. As technologies continue to evolve, his work serves as a testament to the value of creativity and collaboration in driving progress forward. Muraoka's legacy will undoubtedly influence future inventions and innovations in the field.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.