Jisaburo Ushizawa

Title: Jisaburo Ushizawa: Innovator in Single Crystal Manufacturing

Introduction

Jisaburo Ushizawa is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of single crystal manufacturing, holding a total of 4 patents. His innovative approaches have advanced the technology used in this specialized area.

Latest Patents

Ushizawa's latest patents include a method and apparatus for manufacturing single crystals. This invention provides a method where the weight of the single crystal being pulled is measured by a weight detector. The measured weight is compared with a reference weight signal generated from a reference weight signal generator. A weight deviation signal, representing the difference between these two signals, is generated by a weight deviation detector. This signal is then processed through various circuits to ensure precise control of the heating device used in the manufacturing process. Another patent focuses on a heating resistor of a single crystal manufacturing apparatus, which features a cylindrical side wall surrounding a melting pot and incorporates specific design parameters to optimize performance.

Career Highlights

Ushizawa is associated with Tokyo Shibaura Denki Kabushiki Kaisha, a company known for its technological advancements. His work has been instrumental in enhancing the efficiency and effectiveness of single crystal production methods.

Collaborations

Ushizawa has collaborated with notable coworkers such as Tsuguo Fukuda and Syoichi Washizuka. Their combined expertise has contributed to the successful development of innovative solutions in their field.

Conclusion

Jisaburo Ushizawa's contributions to single crystal manufacturing highlight his role as a key innovator in the industry. His patents reflect a commitment to advancing technology and improving manufacturing processes.