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For the Inventor, By the Inventor

Okayama, Japan

Kikuji Hirose

This inventor holds 5 USPTO granted patents. Top assignee: Nippon Steel Corporation. Active years: 1984-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kikuji Hirose. Retrieved from https://idiyas.com/inventor/kikuji-hirose

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

USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 4.3

ph-index = 5

Forward Citations = 70(Granted Patents)


Location History:

  • Tatsuno, JP (1984)
  • Himejishi, JP (1985)
  • Okayamaken, JP (1992)
  • Himeji, JP (1988 - 1999)

Company Filing History:

goldMedal5 out of 3,713 
 
Nippon Steel Corporation
 patents

Years Active: 1984-1999

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5 patents (USPTO):Explore Patents
1. 5945212 - Insulating film treating agent having extremely excellent film (1999-08-31),
2. 5174833 - Production of grain-oriented silicon steel sheets having an insulating (1992-12-29),
3. 4750949 - Grain-oriented electrical steel sheet having stable magnetic properties (1988-06-14),
4. 4537792 - Method of applying an annealing separator to grain oriented magnetic (1985-08-27),
5. 4437947 - Cold rolled steel strip having an excellent phosphatizing property and (1984-03-20),

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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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