Location History:
- Kashiwara, JP (2012)
- Osaka, JP (2022)
Company Filing History:
2 out of 2,419 
1 out of 89 Years Active: 2012-2022
Title: Yoichiro Sankai: Innovator in Grease Composition and Transmission Mechanisms
Introduction
Yoichiro Sankai is a prominent inventor based in Osaka, Japan. He has made significant contributions to the fields of lubrication and mechanical engineering. With a total of 2 patents, his work focuses on innovative solutions that enhance the performance of various mechanical systems.
Latest Patents
Sankai's latest patents include a grease composition and a hub unit. The grease composition consists of a base oil, a thickener, and an additive. The base oil is a synthetic oil, while the thickener contains a compound with a urea group. The additive is composed of a phosphoric compound, a calcium-based compound, and a hydrocarbon-based wax. The hub unit incorporates this grease composition, ensuring optimal performance in mechanical applications.
Another notable patent is the transmission ratio variable mechanism and vehicle steering apparatus. This mechanism features an input member and an output member that rotate around a first axis. An inner ring connects these members, allowing for differential rotation. The design includes an outer ring and a motor, with a second axis inclined to the first axis. The mechanism also incorporates uneven engagement sections, enhancing its functionality.
Career Highlights
Throughout his career, Yoichiro Sankai has worked with reputable companies such as Jtekt Corporation and Kyodo Yushi Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in technology.
Collaborations
Sankai has collaborated with notable coworkers, including Atsushi Yao and Satoru Murao. These partnerships have fostered a creative environment that encourages the exchange of ideas and expertise.
Conclusion
Yoichiro Sankai's contributions to grease composition and transmission mechanisms highlight his innovative spirit and dedication to engineering excellence. His patents reflect a commitment to improving mechanical systems, making him a significant figure in his field.