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Espe Stiftung & Co. Produktion- Und Vertriebs Kg

USPTO Granted Patents = 2

Forward Citations = 55

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6 inventors (with patents filed for the assignee):

Rainer A Guggenberger (1 out of 45 patents)

Erich Wanek (1 out of 26 patents)

Oswald Gasser (1 out of 42 patents)

4. Wolf-Dietrich Herold (1 out of 31 patents)

5. Klaus Ellrich (1 out of 18 patents)

6. Peter Jochum (1 out of 26 patents)

2 patents: Sort by Forward Citations

1. 5100929 - (Polyene-polythiol) dental compositions curable with visible light (1992-03-31),

2. 4779770 - Metering dispenser (1988-10-25),

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USPTO Data Jan 1 1976 - Dec 30 2025

2 Patents

#429 in

#10,508 in Germany

Espe Stiftung & Co. Produktion- Und Vertriebs Kg

Forward Citations = 55

6 inventors:

Rainer A Guggenberger (1 out of 45 patents)

Erich Wanek (1 out of 26 patents)

Oswald Gasser (1 out of 42 patents)

4. Wolf-Dietrich Herold (1 out of 31 patents)

5. Klaus Ellrich (1 out of 18 patents)

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