Company Filing History:
3 out of 553 
3 out of 10,264 
Years Active: 2025
Title: Atsuhiro Yoneda: Innovator in Cemented Carbide Technology
Introduction
Atsuhiro Yoneda is a notable inventor based in Itami, Japan. He has made significant contributions to the field of cemented carbide and cutting tools. With a total of 3 patents to his name, his work has had a considerable impact on the industry.
Latest Patents
Yoneda's latest patents focus on the composition and properties of cemented carbide. One of his inventions describes a cemented carbide that consists of a first hard phase, second hard phases, and a binder phase. The first hard phase is composed of tungsten carbide grains, with specific grain sizes defined by D10 and D90 measurements. The second hard phases include compounds such as TaNbC, TaNbN, TaNbCN, TiCN, TiNbC, TiNbN, and TiNbCN. The binder phase is primarily cobalt, and the overall composition includes precise volume percentages of the second hard phases and binder phase.
Career Highlights
Throughout his career, Atsuhiro Yoneda has worked with prominent companies in the industry. He has been associated with Sumitomo Electric Hardmetal Corporation and Sumitomo Electric Industries, Limited. His experience in these organizations has contributed to his expertise in cemented carbide technology.
Collaborations
Yoneda has collaborated with notable coworkers, including Yasuki Kido and Yoshihiro Kimura. Their joint efforts have further advanced the innovations in the field of cutting tools and materials.
Conclusion
Atsuhiro Yoneda's contributions to cemented carbide technology and cutting tools highlight his role as an influential inventor. His patents reflect a deep understanding of material science and engineering. His work continues to inspire advancements in the industry.