Takashi Usami

Title: The Innovative Contributions of Takashi Usami

Introduction

Takashi Usami is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of materials science, particularly in the development of ultraviolet-absorbing films and lighting technologies. With a total of eight patents to his name, Usami's work has had a lasting impact on various industries.

Latest Patents

One of Usami's latest patents is an ultraviolet-absorbing film that contains a fluorescent brightening agent. This film is designed to have a transmission of rays of 410 nm or less at 90% or less. The fluorescent brightening agent is represented by a specific chemical formula, where R and R' can represent a hydrogen atom, an alkyl group, or an alkoxyl group, while [A] denotes a substituted aryl or substituted ethenyl group. Another notable patent involves a fluorescent lamp cover and lighting fixture, showcasing his versatility in addressing different technological needs.

Career Highlights

Throughout his career, Usami has worked with several esteemed companies, including Fuji Photo Film Company, Limited and Oki Electric Industry Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects that push the boundaries of technology.

Collaborations

Usami has collaborated with notable individuals in his field, including Teruo Nagano and Tadahisa Sato. These partnerships have fostered a creative environment that has led to the development of groundbreaking inventions.

Conclusion

Takashi Usami's contributions to innovation and technology are evident through his patents and collaborations. His work continues to influence the fields of materials science and lighting technology, making him a significant figure in the world of invention.