Location History:
- Shizuoka, JP (1982 - 1984)
- Osaka, JP (1984 - 1986)
- Amagasaki, JP (1987 - 1992)
- Tokyo, JP (1998 - 2017)
- Chiyoda-ku, JP (2013 - 2018)
Company Filing History:
13 out of 21,351 
11 out of 15,906 
Years Active: 1982-2018
Title: Innovations and Contributions of Toshihide Koda in Refrigeration Technology
Introduction
Toshihide Koda, an inventor based in Tokyo, Japan, has made significant contributions to the field of refrigeration technology. With an impressive portfolio of 24 patents, Koda’s work has focused on developing advanced systems that improve efficiency and enhance performance in air-conditioning and refrigeration applications.
Latest Patents
Koda's latest patents include groundbreaking inventions such as a hermetic compressor and a vapor compression-type refrigeration cycle device incorporating the hermetic compressor. The hermetic compressor features a hermetic container that houses lubricating oil and an electric motor, including a stator and a rotor. Additionally, it includes a drive shaft connected to the rotor, along with a compression mechanism that utilizes the drive shaft's rotation to compress refrigerant. Furthermore, a rotary pressure-increasing mechanism is integrated on the rotor to elevate the pressure of the refrigerant gas. This system is complemented by a cylindrical lateral wall that partitions the space above the electric motor, creating an inner and outer space and ensuring that the refrigerant flows efficiently through a discharge pipe to external circuits.
In his work with air-conditioning apparatuses, Koda has developed a controller that calculates the composition ratio of refrigerant mixtures based on various pressure and temperature readings. This innovation allows for the precise regulation of refrigerant flow, optimizing the system's operation and enhancing efficiency.
Career Highlights
Koda has had a fruitful career at esteemed companies such as Mitsubishi Denki Kabushiki Kaisha and Mitsubishi Electric Corporation, where he has focused on advancing refrigeration technologies. His ingenuity and dedication to innovation have solidified his reputation within the industry.
Collaborations
Throughout his career, Koda has collaborated with notable professionals including Shin Sekiya and Masayuki Kakuda. These partnerships have fostered the exchange of ideas and expertise, further propelling advancements in their field.
Conclusion
Toshihide Koda's contributions to refrigeration technology exemplify the impact of innovation in enhancing energy efficiency and system performance. With a growing portfolio of patents and a strong foundation in industry collaboration, Koda continues to be a prominent figure in the advancement of modern refrigeration systems.