Inventor · disambiguated record
Charl J. Grobbelaar
Also filed as: GROBBELAAR CHARL J
3 granted patents·188 citations·filing 1978–1984
77Inventor score
Technology areasA61F
Top patents by PatentIndex Score
3 records- 0173US4673408AKnee prosthesisARTHROPLASTY RES & DEV LTD·Filed 1984·Granted Jun 16, 1987·98 cites·4 claims
- 0267US4153953AProsthetic hip jointGROBBELAAR CHARL J·Filed 1978·Granted May 15, 1979·72 cites·12 claims
- 0336US4605416AApparatus for hip arthroplastyARTHROPLASTY RES & DEV LTD·Filed 1984·Granted Aug 12, 1986·18 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →