For the Inventor, By the Inventor

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Wilmington, DE, United States of America

Phase Systems LLC

USPTO Granted Patents = 3

Forward Citations = 18

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11 inventors (with patents filed for the assignee):

E-Lee Chang (1 out of 91 patents)

Li Zhang (1 out of 26 patents)

Alan Blackburn (1 out of 27 patents)

4. Linda Ann Roberts (1 out of 166 patents)

5. Hong Nguyen (1 out of 105 patents)

6. Darryl Cynthia Moore (1 out of 41 patents)

7. Lanny Gilbert (1 out of 18 patents)

8. Raymond J Smets (1 out of 14 patents)

9. Robert B Collicott (1 out of 4 patents)

10. Jeffrey P Cassanova (1 out of 7 patents)

11. Sharon Evelyn Carter (1 out of 31 patents)

3 patents: Sort by Forward Citations

1. RE42122 - System and method for customized telephone greeting announcements (2011-02-07),

2. 7363030 - Establishing a conference call from a call-log (2008-04-22),

3. 7342919 - Method and apparatus for providing internet call waiting with voice over internet protocol (2008-03-11),

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USPTO Data Jan 1 1976 - Sep 29 2026

3 Patents

#728 in Wilmington, DE

#1,027 in Delaware

#73,766 in US

Wilmington, DE, United States of America

Phase Systems LLC

Forward Citations = 18

11 inventors:

E-Lee Chang (1 out of 91 patents)

Li Zhang (1 out of 26 patents)

Alan Blackburn (1 out of 27 patents)

4. Linda Ann Roberts (1 out of 166 patents)

5. Hong Nguyen (1 out of 105 patents)

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