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Monheim, Germany

Werner Schwab

USPTO Granted Patents = 6

Average Co-Inventor Count = 2.3

ph-index = 4

Forward Citations = 63(Granted Patents)

Location History:

Langenfeld, DE (1989 - 1993)
Monheim, DE (1997 - 2000)

Company Filing History:

Henkel Kommanditgesellschaft Auf Aktien

Yokogawa Electric Corporation

Kanegafuchi Kagaku Kogyo Kabushiki Kaisha

where one patent can have more than one assignee

Years Active: 1989-2000

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6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6045763 - Process for working up ammoniacal metal solutions including treating the (2000-04-04),

2. 5632963 - Process for the removal of impurity elements from solutions of valuable (1997-05-27),

3. 5260039 - Process for the two-phase extraction of metal ions from phases (1993-11-09),

4. 5039496 - Process for selective extraction of contaminant elements from mixtures (1991-08-13),

5. 4834951 - Common separation of contaminating elements from electrolyte solutions (1989-05-30),

6. 4820417 - Use of citric acid partial esters for the extraction of iron (1989-04-11),

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