Masakatsu Kiyohara

Title: Masakatsu Kiyohara: Innovator in Polycrystalline Structures

Introduction

Masakatsu Kiyohara is a prominent inventor based in Fukuoka, Japan. He has made significant contributions to the field of materials science, particularly in the development of polycrystalline substances. With a total of 18 patents to his name, Kiyohara's work has advanced the understanding and application of advanced materials.

Latest Patents

Kiyohara's latest patents focus on innovative structures that include polycrystalline substances of yttrium fluoride and yttrium oxyfluoride. One of his notable inventions describes a structure that incorporates a polycrystalline substance of yttrium fluoride, characterized by an average crystallite size of less than 100 nanometers. The patent details a peak intensity ratio of α/β, which is not less than 0% and less than 100%, detected through X-ray diffraction. Another patent outlines a structure with yttrium oxyfluoride as the main component, featuring an orthorhombic crystal structure and a similar average crystallite size. This invention also specifies a peak intensity ratio of γ/δ, which ranges from 0% to 150%.

Career Highlights

Throughout his career, Kiyohara has worked with notable organizations such as Toto Ltd. and the National Institute of Advanced Industrial Science and Technology. His experience in these institutions has allowed him to collaborate with leading experts in the field and contribute to groundbreaking research.

Collaborations

Kiyohara has collaborated with esteemed colleagues, including Jun Akedo and Tatsuro Yokoyama. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Masakatsu Kiyohara's contributions to the field of materials science through his innovative patents and collaborations highlight his role as a leading inventor. His work continues to influence advancements in polycrystalline structures and materials technology.