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For the Inventor, By the Inventor

Mellingen, Switzerland

Spinnler Engineering


USPTO Granted Patents = 3

% Expired Patents = 100.0


Forward Citations = 4

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1 inventor (with patents filed for the assignee):

goldMedal Fritz W Spinnler (3 out of 25 patents)


3 patents:

1. 8529233 - Displacement machine with improved support (2013-09-10),
2. 8425211 - Positive displacement machine according to the spiral principle (2013-04-23),
3. 8051813 - Scroll compressor with two scrolls (2011-11-08),
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USPTO Data Jan 1 1976 - Oct 6 2026

3 Patents

#1 in Mellingen

#2,399 in Switzerland

Mellingen, CH
Mellingen, Switzerland

Spinnler Engineering

Forward Citations = 4

1 inventor:

goldMedal Fritz W Spinnler (3 out of 25 patents)

Please report any incorrect information to [email protected]
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