Location History:
- Aichi, JP (2005)
- Osaka, JP (1985 - 2007)
- Kashiwara, JP (2000 - 2013)
Company Filing History:
11 out of 772 
3 out of 342 
2 out of 2,415 
Years Active: 1985-2013
Title: **Yoshitaka Nakagawa: Pioneering Innovations in Mechanical Engineering**
Introduction
Yoshitaka Nakagawa is a notable inventor based in Osaka, Japan, recognized for his significant contributions to mechanical engineering. With a total of 16 patents to his name, Nakagawa's work primarily focuses on advancements in clutch systems and sealing devices for bearings. His inventions are aimed at enhancing performance and reliability in automotive applications.
Latest Patents
Among Nakagawa's latest innovations is a **Clutch Release Bearing**, which features enhanced water resistance. This clutch release bearing incorporates a first seal member, designed for external fitting to an outer ring, with a seal lip ensuring close contact with the inner ring's outer diameter. Additionally, an annular guide and an axial lip create a labyrinth that further improves the bearing's resilience against water ingress.
Another noteworthy innovation is a **Sealing Device for Bearings**. This device optimizes the seal lip by forming the slide contact surface into an annular band. As the bearing's rotation speed increases, centrifugal force causes the width of this surface to reduce, effectively minimizing sliding friction. This design prevents an increase in torque during high-speed rotations and maintains the seal's integrity against floating-up from a slinger.
Career Highlights
Throughout his career, Nakagawa has worked with reputable companies, including Koyo Seiko Company, Ltd. and Nisshin Steel Co., Ltd. His experience in these organizations has helped him refine his skills as an inventor and deepen his understanding of mechanical systems.
Collaborations
Yoshitaka Nakagawa has collaborated with fellow engineers and inventors like Hajime Tazumi and Hideki Fujiwara. These collaborations have been crucial in the development of his patented technologies, allowing for diverse perspectives and innovations in problem-solving.
Conclusion
Yoshitaka Nakagawa stands out as a distinguished inventor whose work has made a profound impact in mechanical engineering. With his innovative patents, including advancements in clutch release bearings and sealing devices, he continues to contribute to the automotive industry, ensuring improved functionality and reliability in modern systems. His dedication to innovation showcases the potential of engineering to solve complex challenges in real-world applications.
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.