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For the Inventor, By the Inventor

Kamaishi, Japan

Hiroshi Sato

This inventor holds 7 USPTO granted patents. Top assignee: Nippon Steel Corporation. Active years: 1981-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Sato. Retrieved from https://idiyas.com/inventor/hiroshi-sato-oi84c4go

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

USPTO Granted Patents = 7

% Patents Active = 100.0

Average Co-Inventor Count = 3.2

ph-index = 4

Forward Citations = 47(Granted Patents)


Location History:

  • Kamaichi, JP (1983)
  • Kitakyushu, JP (1981 - 1988)
  • Kamaishi, JP (1984 - 1993)

Company Filing History:

goldMedal7 out of 3,721 
 
Nippon Steel Corporation
 patents

Years Active: 1981-1993

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7 patents (USPTO):Explore Patents
1. 5240520 - High strength, ultra fine steel wire having excellent workability in (1993-08-31),
2. 4775430 - Process for producing grain-oriented electrical steel sheet having (1988-10-04),
3. 4753691 - Method of directly softening rolled machine structural steels (1988-06-28),
4. 4702778 - Method for softening rolled medium carbon machine structural steels (1987-10-27),
5. 4468262 - Method of cooling hot-rolled wire rods (1984-08-28),
6. 4397449 - Apparatus for cooling hot-rolled wire rods (1983-08-09),
7. 4290829 - Process for box annealing a steel strip coil (1981-09-22),

Title: Hiroshi Sato: Innovator in Steel Technology

Introduction

Hiroshi Sato is a prominent inventor based in Kamaishi, Japan. He has made significant contributions to the field of steel technology, holding a total of 7 patents. His work focuses on enhancing the properties of steel materials, particularly in electrical applications.

Latest Patents

Hiroshi Sato's latest patents include innovations such as high strength, ultra-fine steel wire that exhibits excellent workability. He has also developed a process for producing grain-oriented electrical steel sheets. Additionally, he has worked on improving the properties of glass films on grain-oriented electrical steel sheets. This involves preparing an annealing separator applied on a decarburized steel sheet by calcining at high temperatures to reduce activity, hydrating only the outermost layer of MgO particles, and adding a Ti, B, or S compound to MgO.

Career Highlights

Hiroshi Sato is associated with Nippon Steel Corporation, where he has been instrumental in advancing steel technology. His innovative approaches have led to significant improvements in the performance and efficiency of steel products.

Collaborations

Hiroshi has collaborated with notable coworkers such as Toshimi Tarui and Hiroshi Kaneda, contributing to various projects that enhance the capabilities of steel materials.

Conclusion

Hiroshi Sato's contributions to steel technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence advancements in steel applications, particularly in electrical engineering.

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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