Company Filing History:
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1 out of 21 
1 out of 127 Years Active: 1990
Title: **Keijiro Umemoto: Innovator of Advanced Sunshade Technology**
Introduction
Keijiro Umemoto, an esteemed inventor based in Chiba, Japan, has made significant contributions to the field of innovative sunshade technology. With a focus on enhancing energy efficiency and environmental comfort, Umemoto has leveraged his creativity to develop a unique solution for managing sunlight exposure.
Latest Patents
Umemoto holds a patent for an innovative sunshade design. This sunshade consists of a transparent substrate paired with a first and second base on both surfaces. The first base features an infrared ray-reflecting layer that efficiently reflects infrared rays, while the second base includes a sunlight-reflecting layer that reflects solar energy while allowing some visible light to pass through. Notably, the infrared reflecting layer can be coated with a protective layer, which may include a rough surface to diffuse light, enhancing the performance of the sunshade. Additionally, a light-diffusing agent can be incorporated into various components, further improving light management.
Career Highlights
Throughout his career, Keijiro Umemoto has worked with notable companies such as Kajima Corporation and Tachikawa Corporation. His affiliations with these firms reflect his commitment to innovation and collaboration within the engineering sector.
Collaborations
During his professional journey, Umemoto has collaborated with esteemed colleagues, including Minoru Inanuma and Shumpei Ohara. These partnerships have facilitated knowledge exchange and have driven advancements in their respective fields.
Conclusion
Keijiro Umemoto's contributions to sunshade technology exemplify the spirit of innovation that is essential for solving contemporary challenges related to energy efficiency and environmental sustainability. His patent and collaborative efforts underline the importance of teamwork in the pursuit of technological advancements. As industries continue to evolve, inventors like Umemoto will pave the way for future innovations.