Stephan Ehrhardt

This inventor holds 3 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignee: Heidelberger Druckmaschinen Ag. Active years: 2007-2018.

USPTO Granted Patents = 3 (Patent Applications = 1)

% Patents Active = 100.0

EPO Patents = 1 (Patent Applications = 1)

Average Co-Inventor Count = 1.5

ph-index = 1

Company Filing History:

3 out of 2,548

Heidelberger Druckmaschinen Ag

patents

Years Active: 2007-2018

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3 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10000055 - Method for operating a printing press (2018-06-19),

2. 8887635 - Method for cleaning inking units in offset printing presses (2014-11-18),

3. 7187464 - Method and device for controlling a printing material processing machine (2007-03-06),

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1 patent pending:

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1 patent (EPO):

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1 patent pending (EPO):

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