Klaus Wellendorf

Person

Kitzeberg, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for modifying color reduction depending on tone
- Patent number 4,590,515
- Issue date May 20, 1986
- Dr. Ing. Rudolf Hell GmbH
- Klaus Wellendorf
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for partially smoothing retouch in electronic color reproduc...
- Patent number 4,516,155
- Issue date May 7, 1985
- Dr. Ing. Rudolf Hell GmbH
- Eberhard Hennig
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Production of screen printing blocks
- Patent number 4,499,489
- Issue date Feb 12, 1985
- Dr. Ing. Rudolf Hell GmbH
- Winrich Gall
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and circuit arrangement for partial correction of the deline...
- Patent number 4,486,772
- Issue date Dec 4, 1984
- Dr.- Ing. Rudolph Hell GmbH
- Jurgen Klie
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and circuit arrangement for partial electronic retouch in co...
- Patent number 4,476,487
- Issue date Oct 9, 1984
- Dr. Ing. Rudolf Hell GmbH
- Jurgen Klie
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for the improved reproduction of image in reproduction techn...
- Patent number 4,419,691
- Issue date Dec 6, 1983
- Dr. Ing. Rudolf Hell GmbH
- Gerhard Sing
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and circuit for recognition of colors
- Patent number 4,414,635
- Issue date Nov 8, 1983
- Dr.-Ing. Rudolf Hell GmbH
- Uwe Gast
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for partial electronic retouching of colors
- Patent number 4,393,399
- Issue date Jul 12, 1983
- Dr. Ing. Rudolf Hell GmbH
- Uwe Gast
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and a device for recorrecting standard color corrections in...
- Patent number 4,328,515
- Issue date May 4, 1982
- Dr.-Ing. Rudolf Hell GmbH
- Klaus Wellendorf
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Recording line elements
- Patent number 4,276,567
- Issue date Jun 30, 1981
- Dr.-Ing. Rudolf Hell GmbH
- Klaus Wellendorf
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for electro-optically sensing, transmitting pictorial inform...
- Patent number 4,240,118
- Issue date Dec 16, 1980
- Dr. Ing. Rudolf Hell GmbH
- Klaus Wellendorf
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus for electro-optically recording pictorial information for...
- Patent number 4,240,117
- Issue date Dec 16, 1980
- Dr. Ing. Rudolf Hell GmbH
- Klaus Wellendorf
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for producing image combinations
- Patent number 4,231,069
- Issue date Oct 28, 1980
- Dr. Ing. Rudolf Hell GmbH
- Klaus Wellendorf
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for making color corrections in the manufactur...
- Patent number 4,204,223
- Issue date May 20, 1980
- Dr.-Ing. Rudolf Hell GmbH
- Uwe Gast
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for electro-optically sensing, transmitting an...
- Patent number 4,203,136
- Issue date May 13, 1980
- Dr. Ing. Rudolf Hell GmbH
- Klaus Wellendorf
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for electro-optically recording pictorial info...
- Patent number 4,199,784
- Issue date Apr 22, 1980
- Dr. Ing. Rudolf Hell GmbH
- Klaus Wellendorf
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Klaus Wellendorf

Person

Patents Grantslast 30 patents

Method and apparatus for modifying color reduction depending on tone

Method for partially smoothing retouch in electronic color reproduc...

Production of screen printing blocks

Method and circuit arrangement for partial correction of the deline...

Method and circuit arrangement for partial electronic retouch in co...

Method for the improved reproduction of image in reproduction techn...

Method and circuit for recognition of colors

Method and apparatus for partial electronic retouching of colors

Method and a device for recorrecting standard color corrections in...

Recording line elements

Method for electro-optically sensing, transmitting pictorial inform...

Apparatus for electro-optically recording pictorial information for...

Method and apparatus for producing image combinations

Method and apparatus for making color corrections in the manufactur...

Method and apparatus for electro-optically sensing, transmitting an...

Method and apparatus for electro-optically recording pictorial info...