This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignees: Sumitomo Electric Hardmetal Corp., Toyota Jidosha Kabushiki Kaisha. Active years: 2025.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:

Years Active: 2025
Title: Yasumasa Sunano: Innovator in Drill Technology
Introduction
Yasumasa Sunano is a notable inventor based in Toyota, Japan. He has made significant contributions to the field of drill technology, holding a patent that showcases his innovative approach to design and functionality.
Latest Patents
Sunano's most recent patent involves a drill that features a unique outer peripheral surface. This design includes a first margin that is contiguous to each cutting edge and flank face, along with a second margin located on the rear side in relation to the first margin. The patent specifies that the distance between the front ends of the first and second margins is between 3 mm and 5 mm, ensuring optimal performance during use. This innovation is a testament to his expertise and understanding of drilling mechanics. He holds 1 patent.
Career Highlights
Throughout his career, Yasumasa Sunano has worked with prominent companies in the industry. He has been associated with Sumitomo Electric Hardmetal Corporation and Toyota Motor Corporation, where he has contributed to various projects and advancements in technology. His experience in these organizations has allowed him to refine his skills and innovate effectively.
Collaborations
Sunano has collaborated with talented individuals such as Masashi Yamada and Naoyuki Wakatsuki. These partnerships have likely fostered a creative environment that encourages the exchange of ideas and technological advancements.
Conclusion
Yasumasa Sunano is a distinguished inventor whose work in drill technology has made a significant impact. His innovative designs and collaborations with industry leaders highlight his commitment to advancing engineering solutions.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile