Location History:
- Susono, JP (1987 - 1999)
- Toyota, JP (2002 - 2021)
Company Filing History:
43 out of 36,499 
9 out of 2,064 
Years Active: 1987-2021
Title: **Yoshinobu Soga: Innovative Mind Behind Hydraulic Systems in Automotive Engineering**
Introduction
Yoshinobu Soga is a prominent inventor based in Toyota, Japan, known for his remarkable contributions to automotive technology. With a total of 43 patents to his name, Soga has made significant strides in developing hydraulic control systems and oil pumps that enhance vehicle performance and reliability.
Latest Patents
Among his latest patents, Soga has developed a hydraulic control unit for vehicle drive systems, which includes an automatic transmission and an oil pump device. This innovative system comprises a first and a second electromagnetic valve, various oil passages, and a manual valve that operates based on the vehicle operator's shifting device. This mechanism offers a versatile connection between oil passages, thereby improving the efficiency of vehicle transmission.
Additionally, he has designed a vane oil pump that focuses on optimizing back pressure supplied to vanes. The innovative pump features a rotor with slits, a unique housing structure with an inner cam surface, and a pressure adjusting device that allows for varying discharge pressures between pump units. The incorporation of a back pressure groove ensures effective oil distribution, enhancing operational efficiency.
Career Highlights
Yoshinobu Soga’s career has been marked by his work with leading automotive manufacturers, specifically Toyota Motor Corporation and Aisin Aw Co., Ltd. His experience in these companies has allowed him to harness his engineering skills and focus on innovations that address key challenges in vehicle design and functionality.
Collaborations
Throughout his career, Soga has collaborated with fellow innovators such as Masami Sugaya and Hiromitsu Nitani. These partnerships have contributed to the advancements of hydraulic technologies in the automotive industry and reflect the collaborative spirit that drives innovation forward.
Conclusion
Yoshinobu Soga continues to be a vital figure in automotive innovations, producing groundbreaking inventions that improve vehicle performance. His dedication to engineering excellence and collaboration with other talented professionals solidify his status as a leading inventor in the automotive field. As he continues to innovate, the impact of his work will undoubtedly influence future advancements in vehicle technology.
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.