Company Filing History:
14 out of 1,887 
2 out of 121 
1 out of 1,100 Years Active: 2000-2018
Title: Wataru Urushihara: Innovator in Welding and Magnetic Materials
Introduction
Wataru Urushihara is a prominent inventor based in Kobe, Japan. He has made significant contributions to the fields of welding and magnetic materials, holding a total of 17 patents. His innovative work has had a lasting impact on various industries.
Latest Patents
One of Urushihara's latest patents is for a weld metal that exhibits excellent resistance to hydrogen embrittlement. This invention involves a weld metal formed by gas shielded arc welding using a flux cored wire, characterized by a specific chemical composition. The welded metal contains residual austenite particles, with at least 2500 particles/mm and a volume fraction of at least 4.0%. Another notable patent is for a powder designed for powder magnetic cores. This powder consists of iron-base soft magnetic powder particles, each coated with a phosphoric acid-based chemical conversion layer. The coating has a maximum thickness of 20 to 200 nm, featuring recessed portions that cover 0.5 to 50% of the total area observed under a scanning electron microscope.
Career Highlights
Throughout his career, Wataru Urushihara has worked with notable companies, including Kobe Steel, Ltd. and Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.). His expertise in welding and magnetic materials has been instrumental in advancing technologies in these fields.
Collaborations
Urushihara has collaborated with several professionals, including Mikako Takeda and Takuya Kochi. These partnerships have contributed to the development of innovative solutions and advancements in their respective areas of expertise.
Conclusion
Wataru Urushihara is a distinguished inventor whose work in welding and magnetic materials has led to numerous patents and innovations. His contributions continue to influence the industry and inspire future advancements.