Company Filing History:
4 out of 150 
4 out of 4 Years Active: 1994-1998
Title: Takahiro Arai: Innovator in Concrete Window Frame Technology
Introduction
Takahiro Arai is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of construction, particularly in the development of innovative methods for creating concrete window frames. With a total of 4 patents to his name, Arai's work exemplifies the intersection of engineering and design.
Latest Patents
One of Arai's latest patents is a method of making a window frame for concrete wall panels. This innovative approach involves creating a combination concrete panel wall, concrete window frame, and concrete sash glazing frame. The window frame's sill, lintel, and jambs are made from fiber-reinforced concrete extrusions that are cut to length and cemented together. The hardened frame is then placed in a concrete panel molding frame to define a window opening. The concrete panel wall grout is poured, and dovetail-type mortise and tenon joints are precast in the exterior faces of the window frame, permanently molding and interlocking it with the panel wall. The sash members are designed to fit around a window pane located in interior grooves, and sealing means ensure a condensation-resistant, water-tight, air-tight, heat, and fire-resistant closure.
Career Highlights
Arai has worked with prominent companies in the construction industry, including Kajima Corporation and Kabushiki Kaisha F R C. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.
Collaborations
Throughout his career, Arai has collaborated with talented individuals such as Tatsuo Suenaga and Hiroaki Nakagawa. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the construction sector.
Conclusion
Takahiro Arai's contributions to concrete window frame technology highlight his innovative spirit and dedication to improving construction methods. His patents reflect a commitment to creating efficient and durable building solutions.
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.