For the Inventor, By the Inventor

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Belleville, IL, United States of America

Offspring, LLC

USPTO Granted Patents = 1

EPO Patents = 1

Trademarks = 4

Forward Citations = 49

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1 inventor (with patents filed for the assignee):

Robert H Graebe (1 out of 33 patents)

1 patent: Sort by Forward Citations

1. 6487738 - Constant restoring force support surface (2002-12-03),

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USPTO Data Jan 1 1976 - Dec 30 2025

1 Patents

#17 in Belleville, IL

#6,097 in Illinois

#133,919 in US

Belleville, IL, United States of America

Offspring, LLC

Forward Citations = 49

1 inventor:

Robert H Graebe (1 out of 33 patents)

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