Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert Rolph Masecar — 2 Patents

COConoco: 1 patents #310 of 638Top 50%
Holly Springs, NC: #174 of 335 inventorsTop 55%
North Carolina: #18,944 of 45,564 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Robert Rolph Masecar has been granted 2 US patents while listed as an inventor at Conoco. The first was granted in 1992 and the most recent in March 2016. Robert Rolph Masecar ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Robert Rolph Masecar in Holly Springs, NC, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9296252 Positioning and application device for the placement of adhesive tapes and the like 2016-03-29
5147149 Tension leg dewatering apparatus and method Steven M. Craig, Douglas H. Warren, Lee M. Sandora, Norman W. Hein, Jr., Andrew Hunter 1992-09-15