Company Filing History:
Years Active: 2019-2022
Title: Naoto Fujioka: Innovator in Wavelength Conversion Technology
Introduction
Naoto Fujioka is a prominent inventor based in Tokushima, Japan. He has made significant contributions to the field of optical materials, particularly in the development of wavelength conversion members. With a total of 5 patents to his name, Fujioka's work has advanced the efficiency and effectiveness of light-emitting technologies.
Latest Patents
One of Fujioka's latest patents is a method for manufacturing a wavelength conversion member. This innovative method provides a high emission intensity and a high light conversion efficiency. It involves creating a green body that contains an yttrium-aluminum-garnet phosphor and alumina particles with a high purity level. The process includes primary-sintering the green body to obtain a first sintered body, followed by a secondary-sintering through hot isostatic pressing to achieve a second sintered body.
Another notable patent is for a ceramic complex and the method for producing it. This ceramic complex features a rare earth aluminate fluorescent material and aluminum oxide, ensuring high light emission intensity. The composition is carefully controlled to maintain low levels of impurities, enhancing the overall quality of the material.
Career Highlights
Fujioka is currently employed at Nichia Corporation, a leading company in the field of optoelectronics. His work at Nichia has allowed him to focus on innovative solutions that push the boundaries of light-emitting technologies. His contributions have been instrumental in the development of advanced materials that are widely used in various applications.
Collaborations
Throughout his career, Fujioka has collaborated with talented individuals such as Tadayoshi Yanagihara and Keisuke Suzuki. These collaborations have fostered an environment of innovation and creativity, leading to groundbreaking advancements in their respective fields.
Conclusion
Naoto Fujioka's work in wavelength conversion technology exemplifies the spirit of innovation. His patents and contributions to Nichia Corporation highlight his commitment to advancing optical materials. Through his efforts, he continues to shape the future of light-emitting technologies.