Location History:
- Fukushima, JP (2003 - 2011)
- Tokyo, JP (2014 - 2018)
Company Filing History:
5 out of 327 
1 out of 1 
1 out of 137 
Years Active: 2003-2018
Title: Tetsuo Ejiri: Innovator in Thermally Expandable Microspheres
Introduction
Tetsuo Ejiri is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of materials science, particularly in the development of thermally expandable microspheres. With a total of 7 patents to his name, Ejiri's work has advanced the understanding and application of these innovative materials.
Latest Patents
Ejiri's latest patents include groundbreaking inventions such as "Thermally-expandable microspheres, and composition and molded article containing same." The objective of this invention is to provide thermally expandable microspheres that exhibit minimal sag. The structure of these microspheres encapsulates a foaming agent within an outer shell made from a polymer. The invention specifies that the ratio of expansion after heat treatment and foaming must be at least 105%.
Another notable patent is for "Thermally foamable microsphere, method of producing the same, and use thereof." This invention aims to create thermally foamable microspheres that possess excellent heat resistance, a high expansion ratio, and stable foaming behavior. The outer shell of these microspheres is formed from a copolymer with a polymethacrylimide structure, utilizing monomers such as methacrylonitrile and methacrylic acid.
Career Highlights
Throughout his career, Tetsuo Ejiri has worked with notable companies, including Kureha Corporation and Kureha Kagaku K.K. His experience in these organizations has allowed him to refine his expertise in materials science and innovation.
Collaborations
Ejiri has collaborated with esteemed colleagues such as Shunzo Endo and Genzo Asai. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.
Conclusion
Tetsuo Ejiri's contributions to the field of thermally expandable microspheres highlight his innovative spirit and dedication to advancing materials science. His patents reflect a commitment to creating solutions that enhance the performance and application of these materials.
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.