This inventor holds 5 USPTO granted patents. Top assignees: Nissan Chemical Industries Limited, Agency of Industrial Science and Technology, Tosoh Corporation. Active years: 1991-1997.
Company Filing History:
5 out of 1,235 
3 out of 1,430 
1 out of 919 
Years Active: 1991-1997
Title: Yuzi Hoshi: Innovator in Sintered Zirconia Technology
Introduction
Yuzi Hoshi is a notable inventor based in Funabashi, Japan. He has made significant contributions to the field of materials science, particularly in the development of sintered zirconia products. With a total of 5 patents to his name, Hoshi's work has advanced the understanding and application of zirconia in various industries.
Latest Patents
Hoshi's latest patents include innovative methods for preparing sintered zirconia bodies. One of his notable inventions involves the preparation of a sintered zirconia sheet by firing a green sheet of zirconia while applying a load using a weight made of a porous material. This method ensures that the resulting sintered zirconia sheets are free of camber, distortion, or cracking, particularly when produced in dimensions of at least 15 cm by 15 cm and up to 0.5 mm thick. Another significant patent details a process for creating a sintered body of alumina and partially stabilized zirconia. This process involves the wet mixing of high-purity alumina and zirconia powders, followed by sintering at temperatures between 1300°C and 1500°C to achieve a sintered body with an average grain size not exceeding 0.7 micron.
Career Highlights
Throughout his career, Yuzi Hoshi has worked with prominent organizations, including Nissan Chemical Industries Limited and the Agency of Industrial Science and Technology. His experience in these institutions has allowed him to refine his expertise in materials science and contribute to groundbreaking innovations.
Collaborations
Hoshi has collaborated with esteemed colleagues such as Hiroyoshi Takagi and Masanobu Awano. These partnerships have fostered a collaborative environment that has led to the successful development of advanced materials and technologies.
Conclusion
Yuzi Hoshi's contributions to the field of sintered zirconia technology exemplify his innovative spirit and dedication to advancing materials science. His patents reflect a commitment to quality and precision, making him a significant figure in his field.