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For the Inventor, By the Inventor

Kitakyushu, Japan

Kouichi Uchino

This inventor holds 8 USPTO granted patents. Top assignee: Nippon Steel Corporation. Active years: 1997-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kouichi Uchino. Retrieved from https://idiyas.com/inventor/kouichi-uchino

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

USPTO Granted Patents = 8

% Patents Active = 100.0

Average Co-Inventor Count = 3.8

ph-index = 5

Forward Citations = 83(Granted Patents)


Location History:

  • Kitakyush, JP (2008)
  • Kitakyushi, JP (1998 - 2009)
  • Kitakyushu, JP (1997 - 2011)

Company Filing History:

goldMedal8 out of 3,713 
 
Nippon Steel Corporation
 patents

Years Active: 1997-2011

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8 patents (USPTO):Explore Patents
1. RE42668 - Pearlitic steel rail having excellent wear resistance and method of producing the same (2011-09-05),
2. RE42360 - Pearlitic steel rail having excellent wear resistance and method of producing the same (2011-05-16),
3. RE41033 - Pearlitic steel rail having excellent wear resistance and method of producing the same (2009-12-07),
4. RE40263 - Pearlitic steel rail having excellent wear resistance and method of producing the same (2008-04-28),
5. 6254696 - Bainitic type rail excellent in surface fatigue damage resistance and wear resistance (2001-07-03),
6. 5830286 - Steel rail having excellent wear resistance and internal breakage (1998-11-03),
7. 5762723 - Pearlitic steel rail having excellent wear resistance and method of (1998-06-09),
8. 5658400 - Rails of pearlitic steel with high wear resistance and toughness and (1997-08-19),

Title: Kouichi Uchino: Innovator in Steel Rail Technology

Introduction

Kouichi Uchino is a prominent inventor based in Kitakyushu, Japan. He has made significant contributions to the field of materials engineering, particularly in the development of advanced steel rail technologies. With a total of 8 patents to his name, Uchino's work focuses on enhancing the performance and durability of railway components.

Latest Patents

One of Uchino's latest inventions is a pearlitic steel rail that boasts excellent wear resistance. This innovation addresses the challenges faced by rails in sharply curved zones of heavy load railways. The steel composition includes more than 0.85 to 1.20% carbon, 0.10 to 1.00% silicon, and 0.40 to 1.50% manganese, along with optional elements such as chromium, molybdenum, vanadium, niobium, cobalt, and boron. The method of production involves retaining high temperatures during hot rolling and applying accelerated cooling to achieve a hardness of at least Hv 320 within a 20 mm depth of the rail's head portion.

Career Highlights

Uchino is currently employed at Nippon Steel Corporation, where he continues to innovate and improve steel products. His expertise in materials science has positioned him as a key figure in the development of high-performance railway components.

Collaborations

Uchino has collaborated with notable colleagues, including Masaharu Ueda and Hideaki Kageyama. Their combined efforts have contributed to advancements in steel technology and the enhancement of railway infrastructure.

Conclusion

Kouichi Uchino's contributions to the field of steel rail technology exemplify the importance of innovation in engineering. His patents reflect a commitment to improving the safety and efficiency of railway systems.

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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