Inventor · disambiguated record

Fredric L. Hettinger

Also filed as: HETTINGER FREDRIC L · JONES DARRELL L

3 granted patents·209 citations·filing 1978–1998

77Inventor score

Technology areasE21B F16L

Files withMOBIL CORP1 SONSUB INC1 VETCO OFFSHORE IND INC1

Top patents by PatentIndex Score

3 records

0191US4182584AMarine production riser system and method of installing sameMOBIL CORP·Filed 1978·Granted Jan 8, 1980·101 cites·19 claims
0288US6200068B1Hot tap fluid blaster apparatus and method of using sameSONSUB INC·Filed 1998·Granted Mar 13, 2001·81 cites·6 claims
0359US4397357ADisconnectable production riser assemblyVETCO OFFSHORE IND INC·Filed 1981·Granted Aug 9, 1983·27 cites·5 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →