Location History:
- Minorimachi, JP (1983)
- Mito, JP (1996)
Company Filing History:
Years Active: 1983-1996
Title: The Innovations of Masahisa Sofue
Introduction
Masahisa Sofue is a notable inventor based in Mito, Japan. He has made significant contributions to the field of engineering, particularly in the development of advanced fluid machines and hermetic motor compressors. With a total of two patents to his name, Sofue's work exemplifies innovation and technical expertise.
Latest Patents
Sofue's latest patents include a scroll type fluid machine and a hermetic motor compressor. The scroll type fluid machine features components made of reaction-bonded precise sintered ceramics, which enhance its near-net-shape properties. This innovative design incorporates a fixed scroll, an orbiting scroll, an Oldham ring, and bearing portions, all contributing to its efficiency. The hermetic motor compressor is designed for compressing refrigerant gas in air conditioning systems and refrigerators. It consists of a motor section and a compressor section housed within a closed casing, ensuring optimal performance and heat management.
Career Highlights
Throughout his career, Masahisa Sofue has been associated with Hitachi, Ltd., a leading company in technology and engineering. His work has not only advanced the capabilities of fluid machines but has also contributed to the efficiency of refrigeration systems. Sofue's inventions reflect a deep understanding of materials and mechanical design.
Collaborations
Sofue has collaborated with esteemed colleagues such as Kenji Tojo and Akira Murayama. These partnerships have fostered an environment of innovation and creativity, leading to the development of cutting-edge technologies.
Conclusion
Masahisa Sofue's contributions to the field of engineering through his patents and collaborations highlight his role as a significant inventor. His work continues to influence advancements in fluid machinery and refrigeration technology.