Location History:
- Itami, JP (1996 - 2000)
- Hyogo, JP (1997 - 2004)
Company Filing History:
Years Active: 1996-2004
Title: Harutoshi Ukegawa: Innovator in Ceramics Technology
Introduction
Harutoshi Ukegawa is a prominent inventor based in Hyogo, Japan, who has made significant contributions to the field of ceramics. With a total of eight patents under his name, he has focused his innovations on enhancing the applications of materials in various tools and technologies.
Latest Patents
His latest patents include groundbreaking work on aluminum nitride ceramics and a unique method for preparing the same. One notable invention is a ceramic insert designed for use with clamp-type cutting tools. This insert is made from silicon nitride ceramic material and features a strategically designed recess for secure fastening in the center of its rake face. The surface roughness of the recess is maintained at Rmax not exceeding 4 μm. Additionally, it incorporates specific angles and ratios to optimize performance, with the angle between the side face of the recess and a centerline perpendicular to the rake face ranging from 50 to 70 degrees. The design ensures that the recess has a flat or curved bottom, and the connecting portion between the side face and the bottom features a smoothly curved surface, showcasing his ingenuity in ceramic engineering.
Career Highlights
Harutoshi Ukegawa has spent a significant portion of his career with Sumitomo Electric Industries, Limited, where he has been able to channel his expertise in material science into practical applications. His contributions have not only acquired patents but have also led to advancements in cutting tool technologies and ceramics.
Collaborations
Throughout his tenure, Ukegawa has collaborated with respected colleagues such as Matsuo Higuchi and Masuhiro Natsuhara. These collaborations have been instrumental in developing innovative solutions and refining the technologies related to his patented inventions.
Conclusion
In summary, Harutoshi Ukegawa stands out as a leading inventor whose work continues to push the boundaries of ceramics technology. His patents reflect a deep understanding of material properties and cutting tool applications, positioning him as a key figure in enhancing industrial efficiencies through innovation. With his ongoing contributions, the future of ceramics and cutting tools holds great promise.