This inventor holds 3 USPTO granted patents. Top assignees: Honda Giken Kogyo Kabushiki Kaisha, Hitachi Powdered Metals Co., Ltd., Oiles Industry Co., Ltd.. Active years: 1985-1987.
Location History:
- Wako, JP (1985)
- Saitama, JP (1985)
- Tokyo, JP (1987)
Company Filing History:
3 out of 10,092 
1 out of 149 
1 out of 27 Years Active: 1985-1987
Title: Innovations of Yoshihiro Katsui
Introduction
Yoshihiro Katsui is a notable inventor based in Wako, Japan. He has made significant contributions to the field of materials science, particularly in the development of wear-resistant alloys and sliding members. With a total of 3 patents, his work has had a considerable impact on various industries.
Latest Patents
One of his latest patents is focused on a wear-resistant, sintered iron alloy and the process for producing it. This innovation provides alloys with a structure where iron-based hard particles, which have a relatively high chromium content, and copper or copper alloy particles are dispersed within an iron alloy matrix that contains a lower chromium content. The preparation involves compression molding powders of the matrix alloy, hard alloy, copper or copper alloy, an Fe-P alloy, and graphite, followed by sintering at temperatures ranging from 980°C to 1130°C.
Another significant patent by Katsui is related to a sliding member and its manufacturing method. This sliding member consists of a base body made from a firmly entangled and collapsed metal fine wire. The voids between the metal fine wires are filled with a heat-resistant material, and the sliding surface is smoothed either with a lubricant that fills small holes in the heat-resistant material or by exposing the lubricant and metal fine wires. The manufacturing process includes preparing a metal mesh as a reinforcing material, applying a lubricant on a sheet-like heat-resistant material, and compressing the laminate to create the final product.
Career Highlights
Yoshihiro Katsui has worked with prominent companies such as Honda Giken Kogyo Kabushiki Kaisha and Oiles Industry Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects in the field of engineering and materials.
Collaborations
Throughout his career, Katsui has collaborated with notable individuals, including Hideto Arigaya and Kikuo Sumiyoshi. These collaborations have further enhanced his work and led to advancements in the technologies he has developed.
Conclusion
Yoshihiro Katsui's contributions to the field of materials science through his patents and collaborations highlight his innovative spirit and dedication to advancing technology. His work continues to influence various industries, showcasing the importance of innovation in engineering.