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For the Inventor, By the Inventor

Schaumburg, IL, United States of America

Sphere Connections, Inc.


USPTO Granted Patents = 1

Forward Citations = 4

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2 inventors (with patents filed for the assignee):

goldMedal Paul S Colecchi (1 out of 1 patent)

silverMedal Robert I Keur (1 out of 14 patents)


1 patent:

1. 6364457 - Continuous ink jet printing head having feedback control housing parts and field replaceable filter and nozzle assemblies (2002-04-02),
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USPTO Data Jan 1 1976 - Sep 15 2026

1 Patents

#87 in Schaumburg, IL

#6,174 in Illinois

#136,534 in US

Schaumburg, IL (US)
Schaumburg, IL, United States of America

Sphere Connections, Inc.

Forward Citations = 4

2 inventors:

goldMedal Paul S Colecchi (1 out of 1 patent)

silverMedal Robert I Keur (1 out of 14 patents)

Please report any incorrect information to [email protected]
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