Location History:
- Susono, JP (2001 - 2003)
- Toyota, JP (1997 - 2009)
Company Filing History:
5 out of 36,499 
1 out of 2,064 
1 out of 1,138 
Years Active: 1997-2009
Title: Nobuyuki Nagashima: Innovator in Hydraulic Systems
Introduction
Nobuyuki Nagashima is a prominent inventor based in Toyota, Japan, known for his contributions to hydraulic systems in vehicles. With a total of five patents to his name, he has made significant advancements in the field of automotive engineering.
Latest Patents
Nagashima's latest patents include a hydraulic circuit device and a hybrid drive system utilizing that hydraulic circuit device. This innovative design features drain holes arranged in positions offset from valve holes of a valve body. The drain holes are designed with a long chimney-shaped space, which minimizes the likelihood of insulation material from an electric motor entering the drain chambers through the drain holes. Another notable patent is a hydraulic control apparatus for vehicles, which incorporates a first hydraulic pump and a second hydraulic pump mounted on both ends of a rotary shaft in an electric motor. This configuration allows both pumps to be driven by a single electric motor, optimizing power consumption while ensuring sufficient working fluids for independent hydraulic control circuits.
Career Highlights
Throughout his career, Nagashima has worked with notable companies such as Toyota Motor Corporation and Aisin Aw Co., Ltd. His work has focused on enhancing the efficiency and functionality of hydraulic systems in modern vehicles.
Collaborations
Nagashima has collaborated with esteemed colleagues, including Mitsuhiro Umeyama and Yuji Iwase, contributing to the development of innovative automotive technologies.
Conclusion
Nobuyuki Nagashima's contributions to hydraulic systems have significantly impacted the automotive industry. His innovative patents reflect his commitment to advancing vehicle technology and improving efficiency.
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.