Inventor · disambiguated record
Stephen F. Koval
Also filed as: KOVAL STEPHEN · KOVAL STEPHEN F
3 granted patents·89 citations·filing 1976–1978
75Inventor score
Top patents by PatentIndex Score
3 records- 0188US4051683AMethod and apparatus for supporting a mine roofJENNMAR CORP·Filed 1976·Granted Oct 4, 1977·38 cites·19 claims
- 0276US4160614AExpansion shell assembly and method for combining resin bonding and mechanical anchoring of a bolt in a rock formationJENNMAR CORP·Filed 1978·Granted Jul 10, 1979·21 cites·13 claims
- 0368US4169344AApparatus for fabricating cushioning and insulating materialSAGAN IND INC·Filed 1978·Granted Oct 2, 1979·30 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →