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For the Inventor, By the Inventor

Phoenix, AZ, United States of America

Quadrivium, L.l.c.


USPTO Granted Patents = 3

Forward Citations = 107

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2 inventors (with patents filed for the assignee):

goldMedal Michael J Berry (2 out of 6 patents)

silverMedal Edward Q Yavitz (1 out of 39 patents)


3 patents:

1. 6363772 - System and method for detection of a biological condition (2002-04-02),
2. 6254594 - Disposable light source for photothermal treatment of human tissue (2001-07-03),
3. 5820624 - System for altering corneal tissue (1998-10-13),
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USPTO Data Jan 1 1976 - Sep 29 2026

3 Patents

#257 in Phoenix, AZ

#1,003 in Arizona

#73,766 in US

Phoenix, AZ (US)
Phoenix, AZ, United States of America

Quadrivium, L.l.c.

Forward Citations = 107

2 inventors:

goldMedal Michael J Berry (2 out of 6 patents)

silverMedal Edward Q Yavitz (1 out of 39 patents)

Please report any incorrect information to [email protected]
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