This inventor holds 3 USPTO granted patents and 1 published patent application and 3 EPO patents. Top assignees: National Institute of Advanced Industrial Science and Technology, Sumitomo Electric Hardmetal Corp., Sumitomo Electric Industries, Limited. Active years: 2010-2016.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Aichi, JP (2010)
- Nagoya, JP (2014 - 2016)
Company Filing History:


Years Active: 2010-2016
Title: **Keizo Kobayashi: A Pioneer in Joined Products**
Introduction
Keizo Kobayashi, an innovative inventor based in Nagoya, Japan, has made significant advancements in the field of materials engineering. With a record of three patents, his work focuses on the development of joined products that enhance cutting tool efficiency and durability.
Latest Patents
Kobayashi's latest patents revolve around cutting-edge joined products utilizing cemented carbide and cBN (cubic boron nitride) sintered compacts. His first patent details a joint configuration that features a titanium-containing joining material, resulting in the formation of a titanium nitride compound layer at the interface, which significantly improves joint strength even under high temperatures. This innovation ensures that the joined product can withstand conditions common in high-speed cutting applications without compromising the structural integrity of the joining layer. The method employs resistance heating and requires pressing at pressure levels ranging from 0.1 to 200 MPa, showcasing his contributions to advancing materials that meet demanding industrial standards.
Career Highlights
Kobayashi has held esteemed positions at several notable institutions, including the National Institute of Advanced Industrial Science and Technology and Sumitomo Electric Industries. His tenure at these organizations has allowed him to cultivate a depth of knowledge in materials science, particularly in the context of applied engineering.
Collaborations
Throughout his career, Kobayashi has collaborated with fellow researchers such as Kimihiro Ozaki and Tomoyuki Ishida. These partnerships have led to innovations that have enhanced product efficiency and performance in cutting tools.
Conclusion
Keizo Kobayashi's contributions to the field of materials engineering, particularly in the development of joined products for cutting tools, illustrate his significant impact as an inventor. His dedication to innovation continues to pave the way for advancements in industrial cutting processes, marking him as a noteworthy figure in contemporary engineering.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile