Location History:
- Utsunomiya, JP (1988)
- Tochigi, JP (1989 - 1997)
Company Filing History:
Years Active: 1988-1997
Title: Makoto Hagiwara: Innovator in Differential Gear Technology
Introduction
Makoto Hagiwara is a notable inventor based in Tochigi, Japan. He has made significant contributions to the field of mechanical engineering, particularly in the development of differential gear systems. With a total of 3 patents to his name, Hagiwara's work showcases his innovative approach to solving complex engineering challenges.
Latest Patents
Hagiwara's latest patents include a Differential Gear Unit and a Locking Differential Gear Assembly. The Differential Gear Unit is designed with first and second side gears that rotate with output shafts. It features first and second differential gears that engage with the side gears and are supported within cylindrical holes. This design allows for circular movement together with the differential gear case. Additionally, it incorporates a viscous coupling that transmits torque based on speed differences. The outer periphery of the housing is equipped with a cam surface that engages with the differential gears, ensuring they are pressed against the inner surfaces of the cylindrical holes. The Locking Differential Gear Assembly includes a friction clutch that restricts differential action, actuated by a linear-moving actuator. This actuator can be driven remotely, either by a rotating element or a spring-biased pivotal element.
Career Highlights
Throughout his career, Hagiwara has worked with prominent companies such as Tochigi Fuji Sangyo and Viscodrive Japan Ltd. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects in the field of differential gear technology.
Collaborations
Hagiwara has collaborated with talented individuals such as Masao Teraoka and Osamu Ishikawa. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Makoto Hagiwara's contributions to differential gear technology highlight his innovative spirit and dedication to engineering excellence. His patents reflect a deep understanding of mechanical systems and a commitment to advancing the field.
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.