Inventor · disambiguated record
Joseph R. Szarka
Also filed as: SZARKA JOSEPH R
4 granted patents·95 citations·filing 1975–2004
79Inventor score
Top patents by PatentIndex Score
4 records- 0168US7079813B2Equipment lockout systemAMERICAN AUGERS INC·Filed 2001·Granted Jul 18, 2006·13 cites·8 claims
- 0263US3955761AMethod for providing a vehicular supporting deck for a railroad grade crossingSZARKA ENTERPRISES·Filed 1975·Granted May 11, 1976·25 cites·9 claims
- 0361US7134513B1Drive mechanism for boring machineASTEC IND·Filed 2004·Granted Nov 14, 2006·26 cites·20 claims
- 0459US6285860B1Construction equipment lockout system with emergency shutdownAMERICAN AUGERS INC·Filed 1998·Granted Sep 4, 2001·31 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →