Location History:
- Kodaira, JP (2014 - 2015)
- Tokyo, JP (2017 - 2024)
- Chiyoda-ku, JP (2023 - 2024)
Company Filing History:
11 out of 3,557 
10 out of 162 
5 out of 1,258 
Years Active: 2014-2025
Title: Innovations of Satoshi Maruta - A Visionary in Threaded Connections
Introduction
Satoshi Maruta, an accomplished inventor based in Tokyo, Japan, boasts an impressive portfolio of 16 patents. His innovative contributions focus primarily on improvements in threaded connections for pipes, reflecting a deep understanding of engineering challenges and solutions in the field.
Latest Patents
Among Maruta's latest patents are remarkable advancements in threaded connection technology. One significant invention involves a two-step thread construction for pipes that enhances compression resistance. This design features intermediate shoulder surfaces ensuring that, upon makeup completion, the diameter of the stabbing clearance is at or below 0.15 mm. This precise clearance facilitates early contact between the male and female thread flanks, effectively minimizing damage.
Another notable patent outlines a threaded connection for pipe where the axial distance between the box intermediate shoulder surface and the box end shoulder surface before makeup is greater than that of the corresponding pin surfaces. This design allows for effective torque distribution during usage while accommodating axial compression loads, optimizing performance under pressure conditions.
Career Highlights
Satoshi Maruta has made significant strides in his career, contributing his expertise to reputable companies such as Nippon Steel Corporation and Vallourec Oil and Gas France. His work in these organizations underscores his dedication to advancing engineering practices within the industry.
Collaborations
Throughout his career, Maruta has collaborated with notable professionals, including Yousuke Oku and Michihiko Iwamoto. These partnerships have played a crucial role in enhancing the quality and innovation of his inventions.
Conclusion
Satoshi Maruta's work exemplifies a commitment to advancing threaded connection technology, paving the way for safer and more efficient applications in various industries. His impressive collection of patents underscores his status as a leading inventor in the field, influencing future innovations in pipe technology.