Location History:
- Aichi, JP (1986)
- Toyota, JP (1987 - 1995)
Company Filing History:
6 out of 36,653 
2 out of 1,139 
1 out of 1,235 Years Active: 1986-1995
Title: Yoshiro Hayashi: Innovator in Casting Technology
Introduction
Yoshiro Hayashi is a notable inventor based in Toyota, Japan. He has made significant contributions to the field of casting technology, holding a total of 6 patents. His innovative designs and processes have advanced the efficiency and quality of casting methods.
Latest Patents
One of Hayashi's latest patents is a vacuum casting apparatus. This apparatus includes a molten metal passage for delivering molten metal into a sprue of a casting die encapsulated in an enclosure. It features a cylindrical stoke for communicating the molten metal passage with a reservoir tank, along with a stoke connecting member that biases the stoke to a member on which the molten metal passage is formed. Additionally, it has an auxiliary flange positioned around the stoke connecting member and a flexible plate member for air-tight closure. Another significant patent is a mold surface treatment process and mold. This mold comprises a cavity for defining the shape of a casting and a mold body formed of an ordinary temperature setting resin or thermosetting resin and casting sand. The mold body has a surface layer portion with depressions filled with porous powdered materials, which helps generate smoother surfaces and reduces defects during casting.
Career Highlights
Yoshiro Hayashi has worked with prominent companies such as Toyota Motor Corporation and Toyota Central R&D Labs. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in casting technology.
Collaborations
Throughout his career, Hayashi has collaborated with esteemed colleagues, including Masahiro Taguchi and Yoshio Ekino. These partnerships have fostered an environment of creativity and innovation, leading to advancements in their respective fields.
Conclusion
Yoshiro Hayashi's contributions to casting technology through his patents and collaborations highlight his role as a significant inventor in the industry. His work continues to influence the field and improve manufacturing processes.