RD

Roy L. Dean

NP North American Pipe: 11 patents #2 of 13Top 20%
GP Graco Children'S Products: 10 patents #22 of 247Top 9%
NP North American Specialty Products: 3 patents #2 of 10Top 20%
📍 Schwenksville, PA: #12 of 132 inventorsTop 10%
🗺 Pennsylvania: #2,310 of 74,527 inventorsTop 4%
Overall (All Time): #149,857 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
12264763 System for conduit squeeze retainer Joshua E. Clapper, Dmitry Yashin 2025-04-01
12038108 System, method and apparatus for in-line removable pipe assembly Joshua E. Clapper, Dmitry Yashin 2024-07-16
11441714 System, method and apparatus for ramped retainer for a pipe Joshua E. Clapper, Dmitry Yashin 2022-09-13
11098832 System, method and apparatus for low profile seal Joshua E. Clapper, John R. Magargal 2021-08-24
11098834 System, method and apparatus for debris shield for squeeze-activated retainer for a conduit Joshua E. Clapper, Dmitry Yashin 2021-08-24
11035505 System, method and apparatus for in-line removable pipe assembly Joshua E. Clapper, Dmitry Yashin 2021-06-15
11015753 System, method and apparatus for pull-actuated spline for coupling with a pipe Dmitry Yashin, Joshua E. Clapper 2021-05-25
10808844 System, method and apparatus for pipe restrained joint seal and lock Joshua E. Clapper, Dmitry Yashin 2020-10-20
10746335 System, method and apparatus for ramped retainer for a pipe Joshua E. Clapper, Dmitry Yashin 2020-08-18
10550979 System for conduit squeeze retainer Joshua E. Clapper, Dmitry Yashin 2020-02-04
10443204 System, method and apparatus for basement footer concrete forms and drainage-related components Joshua E. Clapper 2019-10-15
10443775 System, method and apparatus for a pipe coupling for irrigation Bryan Fitzgerald Allard, Michael A. Dotsey 2019-10-15
10443766 System, method and apparatus for restrained pipe joint Joshua E. Clapper, Scott Griffith 2019-10-15
10228056 System, method and apparatus for seal marker 2019-03-12
10099299 System, method and apparatus for grooving pipe bells 2018-10-16
D805165 Tee coupling Bryan Fitzgerald Allard, Michael A. Dotsey 2017-12-12
8764048 Foldable, removable, reversible stroller seat Stephen Ahnert, Michael A. Dotsey 2014-07-01
8474854 Foldable stroller and fold interlock mechanism Stephen Ahnert, Robert T. Pike, Damaso Lamos, Daniel Newhard, Todd Grintz +1 more 2013-07-02
8056921 Collapsible stroller Michael A. Dotsey, Todd D. Sorzano 2011-11-15
7971897 Foldable stroller having discrete handlebar Robert T. Pike, Michael A. Dotsey, Andrew Serbinski 2011-07-05
7775547 Collapsible stroller Michael A. Dotsey, Todd D. Sorzano 2010-08-17
7770911 Collapsible stroller Michael A. Dotsey, Todd D. Sorzano 2010-08-10
7766367 Adjustable handle assembly Michael A. Dotsey, Todd D. Sorzano 2010-08-03
7614640 Foldable stroller having retractable cup holder Robert T. Pike 2009-11-10
7614642 Stand up collapsible stroller Michael A. Dotsey, Todd D. Sorzano 2009-11-10