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USPTO Patent Rankings Data through Dec 31, 2025
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David J. Parrish — 9 Patents

PSParata Systems: 7 patents #26 of 121Top 25%
EGEmco Wheaton Gmbh: 2 patents #9 of 31Top 30%
Youngsville, NC: #11 of 61 inventorsTop 20%
North Carolina: #5,916 of 45,564 inventorsTop 15%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
David J. Parrish has been granted 9 US patents while listed as an inventor at Parata Systems. The first was granted in 1995 and the most recent in March 2016. David J. Parrish ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list David J. Parrish in Youngsville, NC, US.

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
9299210 System and method for dispensing prescriptions Thomas P. Rhoads, JR., David A. Calderwood, Jesse Samuel Eberdt, III 2016-03-29
8777055 Passive device for staging and dispensing objects Bryan Patrick Farnsworth, Christopher Todd Hilliard, Jason Cora, Andrew Dummer, Dennis H. Vaders +1 more 2014-07-15
8281955 Passive device for staging and dispensing objects Bryan Patrick Farnsworth, Christopher Todd Hilliard, Jason Cora, Andrew Dummer, Dennis H. Vaders +1 more 2012-10-09
D662954 Automated pharmacy machine Daryl Oshatz, James R. Gentry, Jr., Jesse Samuel Eberdt, III, Thomas P. Rhoads, JR., David A. Calderwood 2012-07-03
D662953 Automated pharmacy machine Daryl Oshatz, James R. Gentry, Jr., Jesse Samuel Eberdt, III, Thomas P. Rhoads, JR., David A. Calderwood 2012-07-03
8061560 Passive device for staging and dispensing objects Bryan Patrick Farnsworth, Christopher Todd Hilliard, Jason Cora, Andrew Dummer, Dennis H. Vaders +1 more 2011-11-22
D623208 Automated pharmacy machine Daryl Oshatz, James R. Gentry, Jr., Jesse Samuel Eberdt, III, Thomas P. Rhoads, JR., David A. Calderwood 2010-09-07
5450884 Multi-compartment spout for fuel dispensing nozzle CHIH-KUN SHIH 1995-09-19
5390712 Fuel dispensing and vapor recovery nozzle CHIH-KUN SHIH, John L. Johnson 1995-02-21