Location History:
- Yokohama, JP (1980 - 1983)
- Ebina, JP (1986 - 1991)
Company Filing History:
2 out of 52,751 
2 out of 681 
2 out of 2,916 
Years Active: 1980-1991
Title: Innovations of Tatsuyoshi Aisaka
Introduction
Tatsuyoshi Aisaka is a notable inventor based in Ebina, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced alloys and tools. With a total of 6 patents to his name, Aisaka's work has had a considerable impact on various industries.
Latest Patents
Aisaka's latest patents include a dispersion strengthened copper alloy and a method of manufacturing it. This innovative alloy contains a copper matrix with dispersion particles dispersed within a range of 0.5 to 6 vol %. The average diameter of the matrix region, where the dispersion particles are absent, is 0.3 µm or less. Additionally, the total amount of solid solution elements in the copper matrix is determined to ensure that, when added to pure copper, the electric conductivity of the matrix is lowered by 5% IACS or less. Another significant patent is for a metal-bonded tool and the method of manufacturing it. This invention features a metal-bonded tool where iron-base alloy powder and abrasive grains are bonded together. The quantity of carbon or graphite in the bond ranges from 2.5 wt % to 4.5 wt %, with the diameter of the precipitated carbon or graphite being 5 µm or less.
Career Highlights
Throughout his career, Tatsuyoshi Aisaka has worked with prominent companies such as Kabushiki Kaisha Toshiba and Tokyo Shibaura Electric Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in material technology.
Collaborations
Aisaka has collaborated with notable individuals in his field, including Keizo Shimamura and Kagetaka Amano. These partnerships have fostered a creative environment that has led to the development of his innovative patents.
Conclusion
Tatsuyoshi Aisaka's contributions to the field of materials science through his patents and collaborations highlight his role as a significant inventor. His work continues to influence advancements in alloy technology and tool manufacturing.