Masayuki Sumiya

Title: Masayuki Sumiya: Innovator in Ceramic Membrane Technology

Introduction

Masayuki Sumiya is a notable inventor based in Oguni, Japan. He has made significant contributions to the field of ceramic membrane technology, holding a total of 2 patents. His work focuses on innovative solutions that enhance the functionality and efficiency of ceramic devices.

Latest Patents

Sumiya's latest patents include a ceramic membrane device and a method of producing the same. This ceramic membrane device is designed for use in photomasks and features a ring-shaped base plate with a flat front surface, an outer side surface, and a rear surface. The device incorporates a front CVD coating made of a silicon compound, which defines a flat surface for the masking pattern, and a rear CVD coating formed on the rear surface of the base plate. The innovative method involves etching to create a circumferential frame for the ceramic membrane. Another significant patent is for a susceptor used in a vertical vapor growth apparatus. This susceptor includes a body with multiple wafer receiving portions and plates made of quartz glass or fused silica, ensuring that the wafers are positioned in the same plane as the plates.

Career Highlights

Masayuki Sumiya is currently employed at Toshiba Ceramics Co., Ltd., where he continues to develop cutting-edge technologies in ceramics. His expertise in the field has led to advancements that are crucial for various applications in semiconductor manufacturing and other industries.

Collaborations

Sumiya has collaborated with esteemed colleagues such as Eiichi Toya and Yukio Itoh. Their combined efforts have contributed to the success of innovative projects and the advancement of ceramic technologies.

Conclusion

Masayuki Sumiya's work in ceramic membrane technology exemplifies the spirit of innovation. His patents reflect a commitment to enhancing the capabilities of ceramic devices, making significant strides in the industry.