Company Filing History:
1 out of 1,100 
1 out of 1,883 
1 out of 342 Years Active: 2009-2010
Title: Innovations of Kensuke Tsubota
Introduction
Kensuke Tsubota is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of sound absorption and material joining technologies. With a total of 2 patents, Tsubota's work reflects his commitment to advancing engineering solutions.
Latest Patents
One of Tsubota's latest patents is a sound absorbing structure designed to achieve excellent sound absorbing performance. This structure is capable of achieving a sound absorbing coefficient of 0.4 or higher, even when utilizing a thin perforated panel made of materials like aluminum foil. The design incorporates a large number of through holes, allowing for efficient processing while maintaining the lightweight characteristics necessary for vehicle bodies. The sound absorbing structure effectively suppresses noise generated from sound sources, featuring a perforated panel with numerous through holes and a fiber material that overlaps with the sound source side. An air layer is positioned behind the perforated panel, with specific relationships between the density and thickness of the fiber material and the dimensions of the through holes.
Another significant patent by Tsubota involves the weldment of different materials, specifically focusing on the resistance spot welding method. This innovation addresses the joining of aluminum-coated steel sheets and aluminum sheets. The joined part consists of an intermetallic compound layer and an aluminum melted and solidified part. The design ensures that the area of the intermetallic compound layer is limited to 60% or less of the total area of the joined part, allowing for a strong joint with high fracture energy and efficiency.
Career Highlights
Throughout his career, Kensuke Tsubota has worked with prominent companies such as Kobe Steel, Ltd. and Kabushiki Kaisha Kobe Seiko Sho. His experience in these organizations has contributed to his expertise in material science and engineering.
Collaborations
Tsubota has collaborated with notable coworkers, including Zenzo Yamaguchi and Ichiro Yamagiwa. Their collective efforts have furthered advancements in their respective fields.
Conclusion
Kensuke Tsubota's innovative patents and career achievements highlight his significant contributions to sound absorption and material joining technologies. His work continues to influence engineering practices and improve product designs.
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.