Location History:
- Yokohama, JP (1983 - 1993)
- Kanagawa, JP (1995)
- Ibaraki, JP (2002 - 2006)
- Tokyo, JP (2002 - 2007)
- Osaka-Fu, JP (2008)
Company Filing History:
8 out of 52,711 
1 out of 42,485 
1 out of 23 
Years Active: 1983-2008
Title: Tsutomu Sakuma: Innovator in Refrigeration and Health Management Technologies
Introduction
Tsutomu Sakuma is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the fields of refrigeration technology and health management systems. With a total of 10 patents to his name, Sakuma's work reflects a commitment to innovation and improving everyday life.
Latest Patents
One of Sakuma's latest patents is a sophisticated refrigerator design. This refrigerator features a refrigerating cycle that includes a compressor, condenser, drawing mechanism, evaporator, accumulator, and both inlet and outlet temperature sensors. The cooling fan is designed to stop when the temperature difference detected by the sensors reaches a predetermined value, enhancing energy efficiency.
Another notable patent is a health management support method and system. This innovative approach addresses the challenges faced by previous health management systems in quantifying daily health conditions. By utilizing health screening report data, the system estimates the predicted period of healthy life expectancy for individuals. This information is then displayed or printed, providing valuable insights for users.
Career Highlights
Throughout his career, Tsutomu Sakuma has worked with esteemed companies such as Toshiba Corporation and Hitachi, Ltd. His experience in these organizations has undoubtedly influenced his innovative thinking and approach to problem-solving.
Collaborations
Sakuma has collaborated with notable colleagues, including Koji Kashima and Takashi Doi. These partnerships have likely contributed to the development of his groundbreaking inventions.
Conclusion
In summary, Tsutomu Sakuma is a distinguished inventor whose work in refrigeration and health management systems has made a significant impact. His innovative patents and collaborations reflect his dedication to enhancing technology for better living.
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.