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John D. Derrick — 2 Patents

Transfer, PA: #9 of 14 inventorsTop 65%
Pennsylvania: #30,766 of 74,527 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
John D. Derrick has been granted 2 US patents. The first was granted in 2013 and the most recent in May 2015. John D. Derrick ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list John D. Derrick in Transfer, PA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9039585 Exercise machine — 2015-05-26
8540610 Exercise machine — 2013-09-24

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