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For the Inventor, By the Inventor

Langhorne, PA, United States of America

Turnasure LLC


USPTO Granted Patents = 2

Trademarks = 2

Forward Citations = 2

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2 inventors (with patents filed for the assignee):

goldMedal F Jonathan M Turner (2 out of 3 patents)

silverMedal David L Sharp (2 out of 3 patents)


2 patents:

1. 10738817 - Self-indicating direct tension indicator (2020-08-11),
2. 9863457 - Direct tension indicating washer with offset protuberances and indentations (2018-01-09),
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USPTO Data Jan 1 1976 - Sep 29 2026

2 Patents

#10 in Langhorne, PA

#3,422 in Pennsylvania

#94,730 in US

Langhorne, PA (US)
Langhorne, PA, United States of America

Turnasure LLC

Forward Citations = 2

2 inventors:

goldMedal F Jonathan M Turner (2 out of 3 patents)

silverMedal David L Sharp (2 out of 3 patents)

Please report any incorrect information to [email protected]
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