Location History:
- Gotenba, JP (2017)
- Kanagawa, JP (2017 - 2018)
- Gotemba, JP (2018)
Company Filing History:
3 out of 28,566 
3 out of 252 
1 out of 90,697 
Years Active: 2017-2018
Title: **Innovations by Teruyoshi Tanaka: A Trailblazer in Drive Devices and Grease Compositions**
Introduction
Teruyoshi Tanaka, an accomplished inventor based in Kanagawa, Japan, has made significant contributions to the field of engineering with a focus on drive devices and lubrication technologies. With a total of five patents to his name, Tanaka’s innovative work continues to impact various industries, particularly in enhancing the functionality and efficiency of machinery.
Latest Patents
Among his latest patents, Tanaka has developed a drive device characterized by a plurality of gears and a specialized grease composition. This grease composition is designed to be held on the tooth flank of at least one gear made of resin, and comprises a hydrocarbon base oil combined with lithium soap as a thickener. The precise weight ratio of the hydrocarbon base oil to the lithium soap falls within the range of 94.5:5.5 to 96.0:4.0, ensuring optimal performance. Furthermore, the consistency of the grease composition is maintained between 360 and 400.
Another notable patent details a drive device that features a gear with a hole, alongside a shaft that rotates within this hole. The grease composition utilized in this setup is retained in the clearance between the shaft and the inner peripheral surface of the hole. Similar to his earlier invention, the gear or shaft is also made of resin, with clearance dimensions ranging from 10 to 110 µm. The grease composition in this design shares the same hydrocarbon base oil to lithium soap ratio and consistency range.
Career Highlights
Throughout his career, Teruyoshi Tanaka has collaborated with leading companies such as Ricoh Company, Ltd. and Dow Corning Toray Company, Ltd., honing his expertise in the engineering domain. His work has not only contributed to various product developments but also positioned him as a respected inventor in the industry.
Collaborations
Tanaka has worked alongside notable colleagues, including Toshiyuki Kabata and Kumiko Seo. This collaborative environment has fostered a culture of innovation, enabling Tanaka to push the boundaries of engineering and create patents that address practical challenges in machinery and lubrication.
Conclusion
Teruyoshi Tanaka's innovative spirit and dedication to engineering continuously pave the way for advancements in drive devices and grease compositions. His contributions have not only benefited the companies he has worked with but also enhanced the efficiency of machines across various sectors. As he continues to develop new inventions, Tanaka remains a significant figure in the world of innovation.