DR

Douglas P. Ramsey

🗺 New York: #23,203 of 115,490 inventorsTop 25%
Overall (All Time): #858,655 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8919593 Lid and resiliently biased closure slider Russell Sinacori 2014-12-30
6133556 Heated deformable support Russell Sinacori 2000-10-17
5186353 Self-sealing closure 1993-02-16
5082134 Self-sealing closure 1992-01-21
5036993 Self-sealing closure 1991-08-06
4712704 Self-sealing closure Michael J. O'Brien 1987-12-15