Location History:
- Shizuoka-ken, JP (2008)
- Shizuoka, JP (2006 - 2012)
Company Filing History:
Years Active: 2006-2012
Title: Katsuhiro Sakurai: Innovator in Power Transmission Technology
Introduction
Katsuhiro Sakurai is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of power transmission technology, holding a total of 4 patents. His innovative work focuses on enhancing the strength and efficiency of power transmission shafts.
Latest Patents
Sakurai's latest patents include a hollow power transmission shaft and a method of manufacturing the same. This invention involves a hollow shaft material that is equipped with a movable induction heating coil wrapped around its outer peripheral surface. By flowing a high-frequency current through the induction heating coil, Sakurai's method allows for the induction hardening of the hollow shaft material. The frequency of the current is adjusted based on the diameter of the shaft, ensuring optimal hardening for both small and large diameter portions.
Another significant patent is related to a power transmission shaft designed to improve strength, particularly fatigue strength. This shaft features a serrated portion for torque transmission, such as a spline shaft, and is serration-fitted to an inner joint member of constant velocity joints. The design includes both a serrated portion and a smooth portion, with a unique hardening ratio applied to each to enhance their respective fatigue strengths.
Career Highlights
Katsuhiro Sakurai is currently employed at NTN Corporation, where he continues to develop innovative solutions in power transmission technology. His work has been instrumental in advancing the capabilities of power transmission systems, making them more reliable and efficient.
Collaborations
Sakurai has collaborated with notable colleagues, including Tohru Nakagawa and Kisao Yamazaki. Their combined expertise has contributed to the successful development of various technologies in their field.
Conclusion
Katsuhiro Sakurai's contributions to power transmission technology through his patents and collaborations highlight his role as a leading inventor in this domain. His innovative approaches continue to influence the industry and pave the way for future advancements.
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.