This inventor holds 2 USPTO granted patents. Top assignee: Sumitomo (Sei) Steel Wire Corp.. Active years: 2011.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2011
Title: Innovations of Tomoya Maekawa
Introduction
Tomoya Maekawa is a notable inventor based in Itami, Japan. He has made significant contributions to the field of engineering, particularly in the development of advanced materials and construction techniques. With a total of two patents to his name, Maekawa's work focuses on enhancing the efficiency and cost-effectiveness of construction processes.
Latest Patents
Maekawa's latest patents include a novel strand designed to reduce the challenges associated with constructing objects subjected to compression forces. This innovative strand is placed in a borehole within a wall or roof surface and is secured by a wedge in a tensioned state, applying a tensile force to the structure. The strand comprises a pipe-shaped member made of metal, specifically a corrugated tube, surrounded by multiple metal wires arranged on its outer periphery.
Another significant patent is for a high-strength prestressing strand featuring a seven-wire structure, which includes one core wire and six outer wires. This strand has an external diameter ranging from 15.0 mm to 16.1 mm and a total cross-sectional area of 135 mm² or more. It is designed to withstand a load of 266 kN or more at 0.2% permanent elongation, with a relaxation value of 2.5% or lower after a 1000-hour relaxation test. The manufacturing process involves stranding the core and outer wires, followed by a stretching treatment and a bluing treatment at specific temperatures.
Career Highlights
Tomoya Maekawa is currently employed at Sumitomo (Sei) Steel Wire Corporation, where he continues to innovate and develop new technologies. His work has been instrumental in advancing the field of construction materials, making them more reliable and efficient.
Collaborations
Maekawa collaborates with esteemed colleagues, including Toshihiko Niki and Yoshihiko Touda, who contribute to his research and development efforts. Their combined expertise enhances the quality and impact of their innovations.
Conclusion
Tomoya Maekawa's contributions to the field of engineering through his patents reflect his commitment to innovation and excellence. His work not only addresses current challenges in construction but also paves the way for future advancements in the industry.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile