Location History:
- Toyono-gun, JP (2002 - 2004)
- Yoyono-gun, JP (2008)
- Osaka-fu, JP (2004 - 2010)
- Osaka, JP (1999 - 2012)
- Ibaraki, JP (2013 - 2014)
Company Filing History:
10 out of 82 
1 out of 1 
1 out of 3 
Years Active: 1999-2014
Title: The Innovations of Keiji Hamamoto
Introduction
Keiji Hamamoto, an accomplished inventor based in Osaka, Japan, has made significant contributions to the field of product design and materials innovation. With a remarkable portfolio of 12 patents to his name, Hamamoto has been at the forefront of developing novel solutions that blend functionality with practicality.
Latest Patents
Among his latest inventions are a cap and container with a cap and a unique coating material. The cap and container design focuses on enhancing the user experience by allowing flexibility in its construction. The innovation includes an elastic member that couples the lid member to the cap body, providing the ability to expand without increasing the volume. This ingenious design offers both convenience and efficiency in everyday use.
In addition to his cap innovation, Hamamoto has developed a coating material consisting of two distinct aqueous dispersions. The first dispersion contains particles with an average diameter ranging from 1 to 20 micrometers, while the second dispersion features even smaller particles. This combination ensures a robust coating application with excellent performance characteristics, showcasing his ability to push the boundaries of material technology.
Career Highlights
Throughout his career, Hamamoto has worked with recognized companies, including Taisei Kako Co., Ltd. His contributions in various roles have led to meaningful advancements in product designs and material science, consistently demonstrating his talent and vision as an inventor.
Collaborations
Collaboration is key in the world of innovation. Hamamoto has worked alongside notable colleagues such as Hirokazu Mihashi and Yasuyuki Shiraishi. Together, they have explored new ideas and pushed the envelope in their respective fields, highlighting the importance of teamwork in driving technological progress.
Conclusion
Keiji Hamamoto exemplifies the spirit of innovation and creativity. Through his numerous patents and collaborative efforts, he continues to influence the industry positively. His work ensures that products are not only functional but also user-friendly, paving the way for future inventions that can improve everyday life.