Inventor · disambiguated record
Irwin Rosenhauch
Also filed as: ROSENHAUCH IRWIN
8 granted patents·437 citations·filing 1980–2010
89Inventor score
Files withSTINGER WELLHEAD PROT INC3BAROID TECHNOLOGY INC2CAMERON IRON WORKS INC1DRESSER IND1RUGGED ENGINEERING DESIGNS INC1
Top patents by PatentIndex Score
8 records- 0194US5293945ADownhole adjustable stabilizerBAROID TECHNOLOGY INC·Filed 1991·Granted Mar 15, 1994·173 cites·20 claims
- 0291US5265684ADownhole adjustable stabilizer and methodBAROID TECHNOLOGY INC·Filed 1991·Granted Nov 30, 1993·141 cites·85 claims
- 0391US4341264AWellhead shearing apparatusCAMERON IRON WORKS INC·Filed 1980·Granted Jul 27, 1982·71 cites·9 claims
- 0484US8381839B2Apparatus for directional drillingRUGGED ENGINEERING DESIGNS INC·Filed 2010·Granted Feb 26, 2013·14 cites·20 claims
- 0576US4372527ABlowout preventerDRESSER IND·Filed 1980·Granted Feb 8, 1983·31 cites·20 claims
- 0661US7392864B2Slip spool assembly and method of using sameSTINGER WELLHEAD PROT INC·Filed 2005·Granted Jul 1, 2008·5 cites·20 claims
- 0753US7743856B2Slip spool assembly and method of using sameSTINGER WELLHEAD PROT INC·Filed 2008·Granted Jun 29, 2010·2 cites·20 claims
- 0848US7967086B2Slip spool assembly and method of using sameSTINGER WELLHEAD PROT INC·Filed 2010·Granted Jun 28, 2011·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →