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For the Inventor, By the Inventor

Sakai, Japan

Keizi Arima

USPTO Granted Patents = 4

Average Co-Inventor Count = 3.4

ph-index = 3

Forward Citations = 20(Granted Patents)


Location History:

  • Sakai, JA (1976)
  • Sakai, JP (1986 - 1988)

Company Filing History:

goldMedal4 out of 3,548 
 
Nippon Steel Corporation
 patents
silverMedal1 out of 3,322 
 
Kawasaki Jukogyo Kabushiki Kaisha
 patents
where one patent can have more than one assignee

Years Active: 1976-1988

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4 patents (USPTO):Explore Patents
1. 4749171 - Method and apparatus for measuring slag-foam conditions within a (1988-06-07),
2. 4651976 - Method for operating a converter used for steel refining (1987-03-24),
3. 4629166 - Exhaust-gas treatment system for a sealed-type converter (1986-12-16),
4. 3971655 - Method for treatment of molten steel in a ladle (1976-07-27),
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