Inventor · disambiguated record
Stephanus F. Kloppers
Also filed as: KLOPPERS STEPHANUS F · KLOPPERS STEPHANUS FREDERICK
3 granted patents·103 citations·filing 1994–1995
74Inventor score
Technology areasE21B
Top patents by PatentIndex Score
3 records- 0174US5494382ADrill bitAMIC IND LTD·Filed 1994·Granted Feb 27, 1996·74 cites·12 claims
- 0230US5704438ARotary borerKENNAMETAL INC·Filed 1995·Granted Jan 6, 1998·13 cites·10 claims
- 0327US5685381ADrill rod and drill bit with rocking connectionKENNAMETAL SOUTH AFRICA PROPRI·Filed 1995·Granted Nov 11, 1997·16 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →