Location History:
- Takatsuki, JP (1994)
- Tokorozawa, JP (1991 - 2000)
- Iruma, JP (1997 - 2000)
- Osaka, JP (2002 - 2007)
Company Filing History:
Years Active: 1991-2007
Title: Innovations of Atsushi Kumakura
Introduction
Atsushi Kumakura is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of engineering, particularly in the automotive sector. With a total of 15 patents to his name, Kumakura has demonstrated a commitment to innovation and problem-solving.
Latest Patents
Among his latest inventions is a hydraulic tensioner. This hydraulic tensioner features an oil pressure control recess at the proximal end of a cylindrical, plunger-receiving hole. It efficiently manages oil supply and prevents leakage, enhancing the performance of hydraulic systems. Another notable patent is the parts retaining panel and method of mounting and securing parts. This invention is particularly useful in assembling the timing drive of internal combustion engines. It allows for the retention of timing components in their original arrangement, reducing assembly time and preventing errors during the mounting process.
Career Highlights
Kumakura is currently employed at Tsubakimoto Chain Company, where he continues to innovate and develop new technologies. His work has had a lasting impact on the efficiency and reliability of automotive components.
Collaborations
He has collaborated with notable colleagues, including Tadasu Suzuki and Fumiaki Oba, to further enhance the quality and functionality of their inventions.
Conclusion
Atsushi Kumakura's contributions to engineering and innovation are noteworthy. His patents reflect a deep understanding of mechanical systems and a dedication to improving industry standards.