Yasuhiko Ohtsubo

Title: Yasuhiko Ohtsubo: Innovator in Ceramic Honeycomb Structures

Introduction

Yasuhiko Ohtsubo is a notable inventor based in Miyako-gun, Japan. He has made significant contributions to the field of ceramic technology, particularly in the development of innovative ceramic honeycomb structures. With a total of 2 patents to his name, Ohtsubo's work has implications for various industrial applications.

Latest Patents

Ohtsubo's latest patents include a ceramic honeycomb structure and a method for producing a ceramic honeycomb filter. The ceramic honeycomb structure features porous cell walls that define numerous flow paths. These cell walls exhibit a porosity of 55-70%, an average pore diameter ranging from 10-40 µm, a concave area ratio (CR) of 0.32-0.6, and an average concave depth (H) of 0.02-0.1 mm. The method for producing the ceramic honeycomb filter involves creating flow paths partitioned by cell walls, with plugs positioned away from the end surface of the filter. This process includes introducing a base-forming material into the flow paths and sintering the components.

Career Highlights

Yasuhiko Ohtsubo is currently employed at Hitachi Metals, Ltd., where he continues to advance his research and development efforts in ceramic materials. His work has garnered attention for its innovative approach and practical applications in various industries.

Collaborations

Ohtsubo has collaborated with notable colleagues such as Shunji Okazaki and Hirohisa Suwabe. These partnerships have contributed to the advancement of ceramic technologies and the successful development of new products.

Conclusion

Yasuhiko Ohtsubo's contributions to the field of ceramic technology, particularly through his innovative patents, highlight his role as a significant inventor. His work continues to influence the industry and pave the way for future advancements in ceramic materials.