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For the Inventor, By the Inventor

Bellevue, WA, United States of America

Appa System, Inc.


USPTO Granted Patents = 1

Forward Citations = 11

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1 inventor (with patents filed for the assignee):

goldMedal Ekhard Preikschat (1 out of 10 patents)


1 patent:

1. 5684247 - Rotating consistency transmitter impeller and method (1997-11-04),
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USPTO Data Jan 1 1976 - Jan 13 2026

1 Patents

#323 in Bellevue, WA

#3,289 in Washington

#134,012 in US

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Bellevue, WA, United States of America

Appa System, Inc.

Forward Citations = 11

1 inventor:

goldMedal Ekhard Preikschat (1 out of 10 patents)

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