Location History:
- Tokyo, JP (2012 - 2015)
- Echizen, JP (2019)
Company Filing History:
Years Active: 2012-2019
Title: Innovations of Hirofumi Kawazoe
Introduction
Hirofumi Kawazoe is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of phosphor technology, holding a total of five patents. His work focuses on the development of advanced phosphor materials that have various applications in lighting and display technologies.
Latest Patents
One of his latest patents is for a Mn-activated complex fluoride phosphor and the method of producing it. This innovative method involves mixing a red phosphor represented by a specific formula with KMnF in solid state and optionally with hydrogen fluoride. The process allows for the production of a Mn-activated complex fluoride phosphor that can be utilized in smaller amounts compared to traditional methods. Another notable patent is for long-lasting phosphor ceramics, specifically MAlO:Eu,RE type ceramics. This method reduces raw material costs while producing a sintered product that does not exhibit yellow body color.
Career Highlights
Hirofumi Kawazoe has built a successful career at Shin-Etsu Chemical Co., Ltd., where he continues to innovate in the field of phosphor materials. His work has not only advanced the technology but has also contributed to the efficiency and sustainability of phosphor production.
Collaborations
He has collaborated with notable coworkers such as Hajime Nakano and Yuji Kimura, further enhancing the research and development efforts within his company.
Conclusion
Hirofumi Kawazoe's contributions to phosphor technology through his patents and innovative methods have positioned him as a key figure in the industry. His work continues to influence advancements in lighting and display technologies.