Location History:
- Tokyo, JP (1997)
- Kanagawa-ken, JP (1997 - 2011)
- Fujisawa, JP (1984 - 2013)
Company Filing History:
38 out of 52,711 
8 out of 265 
4 out of 662 
Years Active: 1984-2013
Title: Masaaki Tamatani - Innovator in Luminescent Materials
Introduction
Masaaki Tamatani, an inventive mind hailing from Fujisawa, Japan, has made significant contributions to the field of luminescent materials and light-emitting devices. With a remarkable portfolio of 44 patents, Tamatani's work showcases his expertise and the innovative spirit that drives advancements in technology.
Latest Patents
Among Tamatani's latest inventions is a groundbreaking luminescent material, which exhibits an emission peak at a wavelength ranging from 490 to 580 nm when excited by light of wavelengths between 250 and 500 nm. This material is characterized by its unique composition, represented by the general formula (MR)AlSiON. In this formula, M is at least one metallic element excluding silicon and aluminum, while R is a luminescence center element. The relationships governing the variables x, a2, b2, c2, and d2 are crucial, which include constraints such as 0 ≤ x ≤ 1 and 4.0 < b2 < 5.8.
Career Highlights
Tamatani's career includes notable tenures at reputable companies such as Kabushiki Kaisha Toshiba and Toshiba Materials Co., Ltd. These experiences have not only honed his skills as an inventor but also positioned him at the forefront of research and development in luminescent technologies.
Collaborations
Throughout his career, Tamatani has collaborated with renowned colleagues like Naotoshi Matsuda and Ryosuke Hiramatsu. These partnerships have fostered an environment of creativity and innovation, driving the development of cutting-edge technologies in materials science.
Conclusion
Masaaki Tamatani's extensive patent portfolio and innovative contributions to the field of luminescent materials highlight his significance as an inventor in modern technology. His work not only demonstrates his inventive prowess but also inspires future advancements in the field.
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.