Company Filing History:
1 out of 5 
1 out of 2 Years Active: 1994
Title: **The Innovative Mind of Shigehisa Yamaguchi**
Introduction
Shigehisa Yamaguchi, an accomplished inventor based in Yokohama, Japan, has made significant contributions to the field of clean room technology. With one patent to his name, Yamaguchi has demonstrated a keen ability to innovate in areas essential for maintaining sterile environments in various industries.
Latest Patents
Yamaguchi's notable patent focuses on a ceiling-frame construction method and structure designed specifically for clean rooms. This innovative design improves the efficiency and effectiveness of installing and maintaining filters crucial for maintaining air quality in controlled environments. The method involves creating multiple divisional frame units, each in a rectangular shape, to support the filter units poised at the ceiling. By strategically positioning these frame units in a sequence and effectively connecting them, Yamaguchi enhances the overall strength and functionality of the ceiling framing system.
Career Highlights
Throughout his career, Shigehisa Yamaguchi has worked with prominent companies, contributing to advancements in clean room technologies. His experience at Asahi Kogyosha Co., Ltd. and Nippon Donaldson Ltd. has provided him with a wealth of knowledge and practical insights that have undoubtedly influenced his inventive endeavors.
Collaborations
Yamaguchi has collaborated with esteemed colleagues such as Yoshiaki Kashiwase and Kazutomo Isono, further exemplifying his commitment to teamwork and collective innovation. These collaborations have likely inspired and shaped his work, fostering an environment where innovative ideas can flourish.
Conclusion
In summary, Shigehisa Yamaguchi stands out as a key figure in the realm of clean room technology. His innovative ceiling-frame construction method underscores his ability to address industry needs effectively. As he continues to contribute to the field, Yamaguchi remains an inspiration for aspiring inventors and a testament to the impact of ingenuity in advancing technology.