Location History:
- Hitachi, JP (1978 - 1984)
- Ibaraki, JP (1980 - 1984)
Company Filing History:
Years Active: 1978-1984
Title: Toru Sugawara: Innovator in Engine Control and Humidity Sensing
Introduction
Toru Sugawara is a notable inventor based in Hitachi, Japan. He has made significant contributions to the fields of engine control and humidity sensing, holding a total of 8 patents. His innovative approaches have advanced technology in these areas, showcasing his expertise and creativity.
Latest Patents
One of Sugawara's latest patents is an engine control method. This method electronically controls the operation of an internal combustion engine based on results from arithmetic operations of digital control quantities derived from detected operating conditions. The digital processing operations are divided into tasks depending on the control functions to be performed, with each task assigned a priority level. This structured approach allows for easy correction, alteration, or addition of tasks, ensuring efficient engine management.
Another significant invention is a humidity sensor with improved protective layering. This electric resistance type humidity sensor changes its electric resistance according to ambient humidity. It features a protective film made of silicone resin applied to the surface of the humidity-sensitive material. This protective film is designed to withstand temperature changes and prevent dust deposition, enhancing the sensor's reliability and performance.
Career Highlights
Toru Sugawara is associated with Hitachi, Ltd., a leading company in technology and innovation. His work at Hitachi has allowed him to develop groundbreaking technologies that have practical applications in various industries. His contributions have not only advanced the company's objectives but have also set new standards in engineering practices.
Collaborations
Sugawara has collaborated with notable coworkers, including Matsuo Amano and Masumi Imai. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas, further enhancing the quality of their inventions.
Conclusion
Toru Sugawara's contributions to engine control and humidity sensing exemplify the impact of innovative thinking in technology. His patents reflect a commitment to improving functionality and reliability in engineering applications. Sugawara's work continues to influence advancements in these fields, making him a significant figure in the world of invention.