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For the Inventor, By the Inventor

Pasadena, CA, United States of America

Q Step Technologies, Inc.


USPTO Granted Patents = 3

Forward Citations = 359

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3 inventors (with patents filed for the assignee):

goldMedal Dale E Winther (3 out of 7 patents)

silverMedal Walter K Proniewicz (1 out of 2 patents)

bronzeMedal Ernest P Chock (1 out of 3 patents)


3 patents:

1. 7377643 - Method and apparatus for eye imaging with position registration and constant pupil size (2008-05-27),
2. 7167736 - Non-invasive measurement system and method for measuring the concentration of an optically-active substance (2007-01-23),
3. 6853854 - Noninvasive measurement system (2005-02-08),
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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#127 in Pasadena, CA

#16,407 in California

#71,953 in US

...
Pasadena, CA, United States of America

Q Step Technologies, Inc.

Forward Citations = 359

3 inventors:

goldMedal Dale E Winther (3 out of 7 patents)

silverMedal Walter K Proniewicz (1 out of 2 patents)

bronzeMedal Ernest P Chock (1 out of 3 patents)

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