Hyogo, Japan

Tetsuya Ohara

This inventor holds 2 USPTO granted patents. Top assignee: Nippon Steel Corporation. Active years: 1993-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tetsuya Ohara. Retrieved from https://idiyas.com/inventor/tetsuya-ohara-tcvpl9ve

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 2

Forward Citations = 26(Granted Patents)


Company Filing History:


Years Active: 1993-1994

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2 patents (USPTO):Explore Patents

Title: Tetsuya Ohara: Innovator in Galvanized Steel Manufacturing

Introduction

Tetsuya Ohara is a prominent inventor based in Hyogo, Japan. He has made significant contributions to the field of steel manufacturing, particularly in the process of galvanizing steel sheets. With a total of 2 patents, his work has advanced the technology used in this essential industry.

Latest Patents

Ohara's latest patents focus on a novel process for manufacturing galvanized steel sheets by nickel pre-coating. This process involves coating a steel sheet with nickel in an amount ranging from 0.2 to 2 g/m². The coated steel sheet is then heated to a temperature between 420°C and 500°C in a non-oxidative atmosphere. Following this, the nickel-coated steel sheet is dipped into a molten zinc bath containing aluminum at a content of 0.1% to 1%, ensuring no contact with air. The critical aspect of this process is that the steel sheet must be dipped into the molten zinc bath within 15 seconds after its temperature exceeds 350°C during the heating step. The apparatus designed for this process includes a nickel electroplating apparatus, a non-oxidative atmosphere-heating apparatus, and a galvanizing apparatus equipped with a molten zinc adhering amount-controlling device.

Career Highlights

Tetsuya Ohara is associated with Nippon Steel Corporation, a leading company in the steel industry. His innovative approaches have contributed to the efficiency and effectiveness of steel production processes. His work is recognized for enhancing the quality of galvanized steel sheets, which are crucial for various applications.

Collaborations

Ohara has collaborated with notable coworkers, including Hisao Odashima and Ryohei Mizoguchi. Their combined expertise has furthered advancements in steel manufacturing technologies.

Conclusion

Tetsuya Ohara's contributions to the field of galvanized steel manufacturing demonstrate his innovative spirit and commitment to advancing industrial processes. His patents reflect a deep understanding of materials and manufacturing techniques, positioning him as a key figure in the industry.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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