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For the Inventor, By the Inventor

Atlanta, GA, United States of America

Polysius Corporation


USPTO Granted Patents = 2

Forward Citations = 16

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2 inventors (with patents filed for the assignee):

goldMedal Franz-Josef Zurhove (2 out of 13 patents)

silverMedal Donald A Longhurst (2 out of 3 patents)


2 patents:

1. 7712611 - Apparatus for controlling the separation of particulate material (2010-05-11),
2. 6889843 - Apparatus and methods for controlling the separation of particulate material (2005-05-10),
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USPTO Data Jan 1 1976 - Sep 29 2026

2 Patents

#635 in Atlanta, GA

#1,927 in Georgia

#94,730 in US

Atlanta, GA (US)
Atlanta, GA, United States of America

Polysius Corporation

Forward Citations = 16

2 inventors:

goldMedal Franz-Josef Zurhove (2 out of 13 patents)

silverMedal Donald A Longhurst (2 out of 3 patents)

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