This inventor holds 2 USPTO granted patents and 2 EPO patents. Top assignees: Honda Motor Co., Ltd., Saga Tekkohsho Co., Ltd., Sumitomo Metal Industries, Inc.. Active years: 2008-2011.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
2 out of 22,006 
1 out of 3 
1 out of 929 Years Active: 2008-2011
Title: Tetsuya Asai: Innovator in Fastening Technology and Steel Composition
Introduction
Tetsuya Asai is a notable inventor based in Wako, Japan. He has made significant contributions to the fields of fastening technology and steel composition. With a total of 2 patents, his work reflects a commitment to innovation and improvement in material properties.
Latest Patents
One of Tetsuya Asai's latest patents is a screw and screw fastening structure. This invention features a screw treated with a chemical conversion coating of trivalent chromium, which provides torque characteristics comparable to those of screws treated with hexavalent chromate. The design includes a zinc plating layer formed on the surface of the bolt, which is then coated with a thin and soft layer of trivalent chromium. This allows the zinc-based plating layer to be exposed at the contact points when the bolt is tightened.
Another significant patent is for a hot forged non-heat treated steel for induction hardening. This steel composition includes specific percentages of carbon, silicon, manganese, sulfur, chromium, titanium, calcium, boron, oxygen, molybdenum, phosphorus, vanadium, aluminum, and nitrogen. The resulting material exhibits superior machinability and fatigue strength compared to conventional steels, making it an excellent choice for various applications.
Career Highlights
Throughout his career, Tetsuya Asai has worked with prominent companies such as Honda Motor Co., Ltd. and Saga Tekkohsho Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in the field of engineering.
Collaborations
Some of Tetsuya Asai's notable coworkers include Yoshihiro Takitani and Katsuhiro Tsukiyama. Their collaboration has likely contributed to the advancement of technology in their respective fields.
Conclusion
Tetsuya Asai's contributions to fastening technology and steel composition demonstrate his innovative spirit and dedication to improving material properties. His patents reflect a deep understanding of engineering principles and a commitment to advancing technology.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile