Company Filing History:
Years Active: 1992-1997
Title: Hiroshi Ohkuma: Innovator in Automotive Technology
Introduction
Hiroshi Ohkuma is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of automotive technology, particularly in the development of systems that enhance vehicle performance and safety. With a total of 2 patents, his work reflects a commitment to innovation and engineering excellence.
Latest Patents
One of Hiroshi Ohkuma's latest patents is a driving force distribution control system for four-wheel drive vehicles. This invention aims to create a compact system for controlling the distribution of driving force while simplifying the controlling procedure. The design incorporates an electrically controlled motor that transforms its rotation into the stroke of a plunger through a hydraulic pressure-producing cylinder device. This system generates hydraulic pressure within a chamber, which is then supplied to an operating cylinder that controls the engagement force of a variable torque clutch device. Additionally, the invention includes a fail-safe technique for the hydraulic pressure supply device, ensuring reliable operation even in the event of a motor failure.
Another significant patent is a pump apparatus with improved coupling between the pump and motor. This apparatus features a plunger and an eccentric cam that moves the plunger toward a pressure chamber. The design includes a unique interconnection between the drive shaft and the output shaft, which eliminates operational noise caused by the interaction of these components. This innovative approach enhances the overall efficiency and functionality of the pump apparatus.
Career Highlights
Hiroshi Ohkuma has worked with reputable companies such as Nabco Limited and Nippon Air Brake Co., Ltd. His experience in these organizations has allowed him to apply his inventive skills to real-world applications, contributing to advancements in automotive technology.
Collaborations
Throughout his career, Hiroshi has collaborated with talented individuals, including Katsumi Maehara and Ichiro Ishiwata. These partnerships have fostered a creative environment that encourages innovation and the development of cutting-edge technologies.
Conclusion
Hiroshi Ohkuma's contributions to automotive technology through his patents and collaborations highlight his role as a significant inventor in the industry. His work continues to influence the design and functionality of modern vehicles, ensuring safer and more efficient driving experiences.