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For the Inventor, By the Inventor

DE

Rudolf Hell Gmbh


USPTO Granted Patents = 3

Forward Citations = 18

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5 inventors (with patents filed for the assignee):

goldMedal Werner Fels (1 out of 1 patent)

silverMedal Ingo Hoffrichter (1 out of 7 patents)

bronzeMedal Hans-Georg Knop (1 out of 13 patents)

4.  Walter I Hansen (1 out of 8 patents)

5.  Herbert Klepper (1 out of 1 patent)


3 patents:

1. 4719474 - Apparatus for imaging text and graphics on photosensitive material (1988-01-12),
2. 4255761 - Apparatus for mixing image signals to obtain a printing master (1981-03-10),
3. 3935584 - Device for handling photographic film between a cassette and an exposure (1976-01-27),
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USPTO Data Jan 1 1976 - Jan 13 2026

3 Patents

#308 in

#8,295 in Germany

...
DE

Rudolf Hell Gmbh

Forward Citations = 18

5 inventors:

goldMedal Werner Fels (1 out of 1 patent)

silverMedal Ingo Hoffrichter (1 out of 7 patents)

bronzeMedal Hans-Georg Knop (1 out of 13 patents)

4.  Walter I Hansen (1 out of 8 patents)

5.  Herbert Klepper (1 out of 1 patent)

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