Location History:
- Itami, JP (1998 - 2022)
- Kyoto, JP (2006 - 2024)
Company Filing History:
16 out of 10,264 
3 out of 989 
3 out of 12 
Years Active: 1998-2024
Title: **Yoshiharu Utsumi: A Pioneering Inventor from Itami, Japan**
Introduction
Yoshiharu Utsumi is a renowned inventor based in Itami, Japan, holding a remarkable portfolio of 18 patents. His innovative contributions, particularly in the field of cutting tools, have made significant advancements in manufacturing processes, improving efficiency and longevity of tools used in various industries.
Latest Patents
Among his latest inventions are two cutting tool patents that stand out due to their unique compositions and functionalities. The first patent introduces a cutting tool that incorporates a base body along with a hard carbon film. This hard carbon film contains both an amorphous phase and a graphite phase, with a degree of crystallinity of no more than 6.5% and a graphite phase orientation degree of no more than 6. These specifications are designed to enhance the tool’s performance. The second patent also pertains to a cutting tool, characterized by its long tool life, especially when used for cutting soft metals. This innovation likewise features a hard carbon film with similar properties, including specific density and coordination number parameters aimed at maximizing effectiveness.
Career Highlights
Yoshiharu Utsumi has had an impressive career, contributing his expertise to prominent organizations such as Sumitomo Electric Industries, Limited, and Osaka University. His work in these institutions has enabled him to blend academic research and industrial application, fostering innovation in cutting tool technology.
Collaborations
Throughout his career, Utsumi has collaborated with several notable individuals, including Hideki Moriguchi and Hisanori Ohara. These partnerships have helped to refine his inventions and broaden their impact within the industry.
Conclusion
Yoshiharu Utsumi exemplifies the spirit of innovation and is a key figure in the development of advanced cutting tools. His body of work not only underscores his capabilities as an inventor but also highlights the importance of collaboration in driving technological advancements. As industries evolve, his contributions will undoubtedly continue to play a pivotal role in shaping the future of manufacturing.