Location History:
- Hitachi, JP (1979)
- Mito, JP (1980 - 1989)
Company Filing History:
Years Active: 1979-1989
Title: Innovations of Atsushi Suginuma
Introduction
Atsushi Suginuma is a prominent inventor based in Mito, Japan. He has made significant contributions to the field of refrigeration technology, holding a total of 12 patents. His work focuses on enhancing the efficiency and functionality of refrigeration systems.
Latest Patents
One of his latest patents is a refrigeration system that includes a variable-capacity compressor. This system features a compression chamber for sucking and compressing a refrigerant, along with a crankcase surrounding a swash plate that forms a drive portion for suction and compression. The design includes a passage through which the refrigerant flows, ensuring that it passes through a condenser, an expansion means, and an evaporator before being sucked back into the compressor. A pressure control device is integrated into the refrigerant passage to maintain pressure above a predetermined value, preventing frosting of evaporator fins.
Another notable patent is for a variable displacement wobble plate compressor with a capacity control valve. This compressor comprises a housing that forms a crank chamber, a shaft, and expansible chambers with pistons. The swash plate is connected to the shaft and can change inclination smoothly. The design also includes a pressure control valve that regulates the pressure of the refrigerant based on suction and discharge pressures, enhancing the compressor's efficiency.
Career Highlights
Atsushi Suginuma is currently employed at Hitachi, Ltd., where he continues to innovate in the field of refrigeration technology. His work has been instrumental in developing advanced systems that improve energy efficiency and performance.
Collaborations
He has collaborated with notable coworkers, including Kenichi Kawashima and Kunihiko Takao, contributing to various projects that push the boundaries of refrigeration technology.
Conclusion
Atsushi Suginuma's contributions to refrigeration technology through his innovative patents have significantly impacted the industry. His work at Hitachi, Ltd. exemplifies his commitment to advancing technology in this field.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.