Introduction: Wataru Sugimura is an accomplished inventor based in Tokyo, Japan, known for his remarkable contributions to the field of silicon technology. With an impressive portfolio of 23 patents, he has made significant strides in advancing methods related to silicon production and manipulation.

Latest Patents: Sugimura's recent patents showcase his expertise in silicon melt processes and crystal growth. Notable among these are:

1. **Method of estimating convection pattern of silicon melt** - This innovative method involves applying a horizontal magnetic field of 0.2 tesla or more in a rotating quartz crucible. It measures temperatures at strategically placed points to accurately estimate convection flow within the silicon melt.

2. **Method of estimating oxygen concentration of silicon single crystal** - This patent pertains to a refined technique aimed at determining the oxygen levels in silicon single crystals, which is crucial for enhancing their quality.

3. **Method of manufacturing silicon single crystal** - This method focuses on optimizing the production processes of silicon single crystals, ensuring greater precision and efficiency.

4. **Raising device of silicon single crystal** - This device facilitates the controlled growth of silicon single crystals by implementing innovative techniques that regulate temperature and magnetic fields.

5. **Method for controlling convection pattern of silicon melt** - This method outlines how to manage the convection patterns by applying a horizontal magnetic field while heating the melt, leading to improved consistency and quality of the product.

6. **Device for pulling silicon single crystals** - This patent describes a new device designed to simplify and enhance the pulling of single crystals, an essential part of the silicon production process.

Career Highlights: Throughout his career, Wataru Sugimura has played a pivotal role in the semiconductor industry. He has significantly influenced the development of high-quality silicon materials through his innovative approaches and methodologies. Companies like Sumco Corporation and Sumitomo Mitsubishi Silicon Corporation have benefited from his expertise, leading to advancements in their manufacturing processes.

Collaborations: Sugimura has collaborated with notable colleagues, including Toshiaki Ono and Masataka Hourai, who share his vision of pushing the boundaries of silicon technology. Their collective efforts have resulted in breakthroughs that have enriched the understanding and application of silicone materials in various technological sectors.

Conclusion: Wataru Sugimura continues to be a formidable innovator in the realm of silicon technology. His extensive patent portfolio and collaboration with key figures in the industry reinforce his position as a leading inventor. With his ongoing research and development efforts, Sugimura is set to influence the future of silicon applications significantly.

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