Inventor · disambiguated record
George R. Sprague
Also filed as: SPRAGUE GEORGE R
3 granted patents·52 citations·filing 1975–1975
69Inventor score
Top patents by PatentIndex Score
3 records- 0172US4037013ACarpet underlay comprising foamed scrap particlesDAYCO CORP·Filed 1975·Granted Jul 19, 1977·46 cites·1 claims
- 0230US3979489AMethod of making carpet underlayCOLONIAL RUBBER WORKS INC·Filed 1975·Granted Sep 7, 1976·4 cites·3 claims
- 0329US3961875AApparatus for making carpet underlayCOLONIAL RUBBER WORKS INC·Filed 1975·Granted Jun 8, 1976·2 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →