Location History:
- Kanagawa, JP (1993)
- Yokosuka, JP (1994 - 1995)
- Fujisawa, JP (1999 - 2001)
- Kanagawa-ken, JP (2001)
Company Filing History:
7 out of 13,395 
1 out of 42,485 
1 out of 548 Years Active: 1993-2001
Title: Tsutomu Hamabe: Innovator in Brake Technology
Introduction
Tsutomu Hamabe is a notable inventor based in Kanagawa-ken, Japan. He has made significant contributions to the field of brake technology, holding a total of 8 patents. His innovative designs have improved the efficiency and performance of braking systems in vehicles.
Latest Patents
One of Hamabe's latest patents is for a brake disc rotor. This invention features a first disc plate and a second disc plate facing each other, with a series of fins arranged radially between them. The design includes ventilation holes that enhance cooling by allowing air to flow between the inner and outer circumferences of the rotor. The fins are arranged in sets, alternating between long and short fins, with one long fin having an expanded part for improved performance.
Another significant patent is for a rotating cooling wheel and a method of manufacturing it, as well as a drum brake design. The brake drum's outer surface consists of multiple thick portions, each having equal mass and strategically arranged around a reference line. This innovative structure enhances the braking performance by ensuring uniform distribution of mass.
Career Highlights
Throughout his career, Tsutomu Hamabe has worked with prominent companies such as Nissan Motor Company Limited and Hitachi, Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in automotive technology.
Collaborations
Hamabe has collaborated with notable coworkers, including Kazuhiro Doi and Kenichiro Muraoka. Their combined expertise has contributed to the successful development of various patented technologies.
Conclusion
Tsutomu Hamabe's contributions to brake technology through his patents and collaborations highlight his role as a significant innovator in the automotive industry. His work continues to influence the design and functionality of braking systems in vehicles today.
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.