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For the Inventor, By the Inventor

Chiba, Japan

Mitsuo Sumito

This inventor holds 4 USPTO granted patents. Top assignees: Kawasaki Steel Corporation, Ube Industries, Inc.. Active years: 1983-1989.

USPTO Granted Patents = 4

% Patents Active = 100.0

Average Co-Inventor Count = 7.6

ph-index = 4

Forward Citations = 37(Granted Patents)


Company Filing History:

goldMedal3 out of 1,256 
 
Kawasaki Steel Corporation
 patents
silverMedal1 out of 1,432 
 
Ube Industries, Inc.
 patents

Years Active: 1983-1989

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4 patents (USPTO):Explore Patents
1. 4874427 - Methods for melting and refining a powdery ore containing metal oxides (1989-10-17),
2. 4733619 - Powder feeder (1988-03-29),
3. 4505745 - Methods of producing and using amorphous mother alloy (1985-03-19),
4. 4397691 - Method for producing Fe-B molten metal (1983-08-09),
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