Location History:
- Utsunomiya, JP (2010 - 2012)
- Tokyo, JP (2007 - 2021)
Company Filing History:
Years Active: 2007-2021
Title: Naoto Shibata: Innovator in Drive Shaft Technology
Introduction
Naoto Shibata is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of mechanical engineering, particularly in the development of drive shafts and constant velocity joints. With a total of 7 patents to his name, Shibata's work has had a lasting impact on automotive technology.
Latest Patents
Shibata's latest patents include innovative designs and methods for producing drive shafts and balls for constant velocity joints. One of his notable inventions is a drive shaft that is configured by joining solid stub shafts formed of medium carbon steel to both ends of a hollow tubular body made of the same material. The grain size of the hollow tubular body at the joint parts ranges from #5 to #9, while the solid stub shafts have a grain size ranging from #10 to #12. Another significant patent involves a ball for a constant velocity joint, produced through a meticulous process that includes quenching a spherical body made of high carbon chromium bearing steel. This process ensures that a specific percentage of austenite remains during cooling, followed by tempering and shot peening to impart residual stress.
Career Highlights
Throughout his career, Naoto Shibata has worked with esteemed companies such as Honda Motor Co., Ltd. and Dai Nippon Printing Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in the automotive sector.
Collaborations
Shibata has collaborated with notable coworkers, including Tetsuo Shinriki and Kazuyoshi Irisawa. Their combined expertise has fostered an environment of creativity and innovation, leading to the development of advanced technologies in their respective fields.
Conclusion
Naoto Shibata's contributions to drive shaft technology and constant velocity joints exemplify his dedication to innovation. His patents reflect a deep understanding of materials and engineering principles, making him a key figure in the automotive industry.
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.