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For the Inventor, By the Inventor

Bielefeld, Germany

Karl Nicolay

This inventor holds 3 USPTO granted patents. Top assignee: Durkoppwerke Gmbh. Active years: 1976-1984.

USPTO Granted Patents = 3

% Patents Active = 100.0

Average Co-Inventor Count = 1.5

ph-index = 3

Forward Citations = 36(Granted Patents)


Company Filing History:

goldMedal3 out of 64 
 
Durkoppwerke Gmbh
 patents

Years Active: 1976-1984

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3 patents (USPTO):Explore Patents
1. 4446803 - Upper fabric feed for a sewing machine (1984-05-08),
2. 4116145 - Upper fabric feed device for sewing machines (1978-09-26),
3. 3935826 - Method of and apparatus for feeding a workpiece along a surface of a (1976-02-03),
Profile summary based on public USPTO records.
Please report any incorrect information to [email protected]
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