This inventor holds 9 USPTO granted patents. Top assignees: Nippon Steel Corporation, Mitsubishi Electric Corporation. Active years: 1977-1999.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Kitakyushu, JA (1977 - 1978)
- Kitakyusyushi, JP (1982)
- Kitakyushyu, JP (1984)
- Kitakyushu, JP (1983 - 1986)
- Sakai, JP (1994 - 1999)
Company Filing History:

Years Active: 1977-1999
Title: Innovations of Kazuo Watanabe in Steel Material Engineering
Introduction
Kazuo Watanabe is a prominent inventor based in Sakai, Japan, known for his significant contributions to the field of steel material engineering. With a total of 9 patents to his name, Watanabe has developed innovative solutions that enhance the strength and toughness of steel materials.
Latest Patents
Watanabe's latest patents focus on the development of shape steel materials that exhibit high strength, high toughness, and excellent fire resistance. His innovative process involves a predeoxidation treatment of molten steel, which includes specific percentages of carbon, silicon, manganese, molybdenum, nitrogen, vanadium, and aluminum. By regulating the oxygen content and adding titanium, he successfully crystallizes a titanium-based oxide, resulting in a composite precipitate that enhances the steel's properties. This process, combined with water cooling techniques during rolling, leads to the production of high-strength, high-toughness shape steel.
Career Highlights
Throughout his career, Kazuo Watanabe has worked with leading companies in the industry, including Nippon Steel Corporation and Mitsubishi Electric Corporation. His expertise in steel material engineering has made him a valuable asset in these organizations, where he has contributed to various innovative projects.
Collaborations
Watanabe has collaborated with notable colleagues in his field, including Hideki Tokita and Suguru Yoshida. Their combined efforts have further advanced the development of high-performance steel materials.
Conclusion
Kazuo Watanabe's innovative work in steel material engineering has led to significant advancements in the industry. His patents and collaborations reflect his commitment to enhancing the properties of steel, making a lasting impact on the field.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile