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Regensdorf, Switzerland

Gretag-Macbeth Ag

USPTO Granted Patents = 12

% Expired Patents = 8.3

CIPO Patents = 1

EPO Patents = 1

Trademarks = 3

Forward Citations = 213

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12 inventors (with patents filed for the assignee):

Peter Ehbets (4 out of 27 patents)

Thomas Senn (3 out of 8 patents)

Adrian Von Orelli (3 out of 8 patents)

4. Hans Ott (2 out of 24 patents)

5. Bruno Pfister (2 out of 2 patents)

6. Christian Benz (2 out of 2 patents)

7. Beat Frick (1 out of 40 patents)

8. Francis Lamy (1 out of 10 patents)

9. Wilhelm Schebesta (1 out of 4 patents)

10. Helmut Teichmann (1 out of 16 patents)

11. Eckard Vasold (1 out of 1 patent)

12. Robert Pernet (1 out of 1 patent)

13. Frank Schumann (24 patents)

14. Frank Muth (7 patents)

15. Robert Lange (5 patents)

12 patents: Sort by Forward Citations

1. 7113315 - Profiling device, electronic projector equipped therewith and process for the profiling of an electronic display device (2006-09-26),

2. 7113281 - Device for the pixel-by-pixel photoelectric measurement of a planar measured object (2006-09-26),

3. 7057727 - Device for the pixel-by-pixel photoelectric measurement of a planar measured object (2006-06-06),

4. 6844931 - Spectrophotometer and its use (2005-01-18),

5. 6788412 - Process and device for the optical marking of a target region of a color measuring device on a measurement surface (2004-09-07),

6. 6765674 - Process and apparatus for the colorimetric measurement of a two-dimensional original (2004-07-20),

7. 6732917 - Apparatus for automatic measurement of measuring fields (2004-05-11),

8. 6606156 - Spectrometer (2003-08-12),

9. 6590648 - Apparatus for measuring light (2003-07-08),

10. 6338030 - Processor controlled measuring device (2002-01-08),

11. 6081331 - Spectrometer (2000-06-27),

12. 5982501 - Reflectance measuring device (1999-11-09),

Gretag-Macbeth AG was a Switzerland-based company specializing in color management solutions for various industries. The company was known for its high-quality color measurement instruments and software, helping businesses ensure accurate and consistent color reproduction in their products and processes. In 2006, Gretag-Macbeth AG was acquired by X-Rite Inc., a global leader in color science and technology.

Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

12 Patents

#6 in Regensdorf

#928 in Switzerland

#48,090 in the World

Regensdorf, Switzerland

Gretag-Macbeth Ag

Forward Citations = 213

12 inventors:

Peter Ehbets (4 out of 27 patents)

Thomas Senn (3 out of 8 patents)

Adrian Von Orelli (3 out of 8 patents)

4. Hans Ott (2 out of 24 patents)

5. Bruno Pfister (2 out of 2 patents)

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