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Schoenaich, Germany

Werner Ruppert

USPTO Granted Patents = 10

Average Co-Inventor Count = 1.7

ph-index = 8

Forward Citations = 163(Granted Patents)

Location History:

Schonaich, DE (1986 - 2002)
Schoenaich, DE (1993 - 2004)

Company Filing History:

10 out of 164,275

International Business Machines Corporation

Years Active: 1986-2004

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10 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6765502 - Ergonomic keyboard device (2004-07-20),

2. 6373982 - Process and equipment for recognition of a pattern on an item presented (2002-04-16),

3. 6125208 - Writing recognition unit (2000-09-26),

4. D399764 - Test document for scanners (1998-10-20),

5. 5657396 - Method and apparatus for pattern recognition and validation, especially (1997-08-12),

6. 5621816 - Method and apparatus for elimination of color from multi-color image (1997-04-15),

7. D363031 - Test document (1995-10-10),

8. 5251265 - Automatic signature verification (1993-10-05),

9. 4628211 - Circuit arrangement for crosstalk compensation in electro-optical (1986-12-09),

10. 4609818 - Opto-electronic scanning apparatus with rotary plate scanning element (1986-09-02),

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