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John R. Stemniski

DL Draper Laboratory: 3 patents #230 of 921Top 25%
📍 Swampscott, MA: #82 of 203 inventorsTop 45%
🗺 Massachusetts: #33,482 of 88,656 inventorsTop 40%
Overall (All Time): #1,669,417 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4796968 Single-mode optical-fiber directional coupler Joseph D. Coccoli, Donato Cardarelli 1989-01-10
4426889 Molded inertial sensor Roy A. Schluntz 1984-01-24
4281555 Molded inertial sensor Roy A. Schluntz 1981-08-04