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For the Inventor, By the Inventor

Berlin, Germany

Sigrid Herrmann

This inventor holds 3 USPTO granted patents. Top assignee: Schott Glaswerke. Active years: 1995.

USPTO Granted Patents = 3

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 2

Forward Citations = 8(Granted Patents)


Company Filing History:

goldMedal3 out of 241 
 
Schott Glaswerke
 patents

Years Active: 1995

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3 patents (USPTO):Explore Patents
1. 5423957 - Electrolytic process for dissolving platinum, platinum metal impurities (1995-06-13),
2. 5393389 - Electrolytic process for obtaining high purity platinum from (1995-02-28),
3. 5393388 - Electrolytic process for extracting high purity platinum from platinum (1995-02-28),
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