Inventor · disambiguated record
Harry P. Laffkas
Also filed as: LAFFKAS HARRY P
4 granted patents·48 citations·filing 1990–1992
75Inventor score
Top patents by PatentIndex Score
4 records- 0156US5161626AMethod for embedding lines, anchoring cables, and sinking wellsIND ENGINEERING INC·Filed 1990·Granted Nov 10, 1992·21 cites·28 claims
- 0237US5109932AImpact borer, connector for embedding lines, anchoring cables, and sinking wellsIND ENGINEERING INC·Filed 1990·Granted May 5, 1992·20 cites·10 claims
- 0322US5253722AImpact borer for embedding lines, anchoring cables and sinking wellsLAFFKAS HARRY P·Filed 1992·Granted Oct 19, 1993·6 cites·14 claims
- 0421US5249634AImpact borer for embedding lines, anchoring cables, and sinking wellsIND ENGINEERING INC·Filed 1992·Granted Oct 5, 1993·1 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →