Location History:
- Saitama-ken, JP (1998 - 2003)
- Tokyo, JP (2016)
Company Filing History:
4 out of 2,333 
1 out of 87 
1 out of 832,880 Years Active: 1998-2016
Title: Masahiro Tobise: Innovator in Hydrogen Separation Alloys and Magnetic Materials
Introduction
Masahiro Tobise is a prominent inventor based in Saitama-ken, Japan. He has made significant contributions to the fields of hydrogen separation alloys and magnetic materials. With a total of 5 patents to his name, Tobise's work has had a considerable impact on various technological advancements.
Latest Patents
One of his latest patents is focused on a hydrogen separation alloy and method for producing the same. This innovative alloy is designed for products with a large surface area where hydrogen permeates. It features a metallographic structure that enhances hydrogen permeability and resistance to hydrogen embrittlement. The alloy is represented by the compositional formula: NbMM, where M includes elements such as Ti, Zr, and Hf. The alloy consists of two phases: an Nb-M phase that serves as a hydrogen-permeable phase and an M-M phase that provides hydrogen-embrittlement resistance. The hydrogen-permeable phase occupies 35% to 70% of a specified region in the alloy's cross-section.
Another notable patent involves a resin-bonded magnet, which is composed of an R-T-N-based magnetic powder and a ferrite magnetic powder. This resin-bonded magnet is designed to enhance magnetic properties and includes a binder. The ferrite magnetic powder is characterized by a magnetoplumbite-type crystal structure, making it suitable for various applications.
Career Highlights
Throughout his career, Masahiro Tobise has worked with reputable companies such as Hitachi Metals, Ltd. and Applied Magnetics, LLC. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in materials science.
Collaborations
Tobise has collaborated with notable coworkers, including Hiroshi Okajima and Mikio Shindo. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Masahiro Tobise's contributions to the fields of hydrogen separation alloys and magnetic materials highlight his role as a significant inventor. His patents reflect a commitment to advancing technology and improving material properties. His work continues to influence various industries and inspire future innovations.