Inventor · disambiguated record
Herman J. Schellstede
Also filed as: SCHELLSTEDE HERMAN · SCHELLSTEDE HERMAN J · SCHELLSTEDE HERMAN JOSEPH
24 granted patents·6 pending applications·775 citations·filing 1979–2022
97Inventor score
Files withSCHELLSTEDE HERMAN J15PENETRATORS INC3SCHELLSTEDE LEE INTERESTS LLC2AMERICAN OILFIELD DIVERS INC1BROUSSARD EDWIN J1
Top patents by PatentIndex Score
30 records- 0194US9347433B2Wind turbine installation and advance double counter-rotating blades, 90° drive assembly with lower generator mounting systemSCHELLSTEDE HERMAN J·Filed 2013·Granted May 24, 2016·17 cites·15 claims
- 0290US4640362AWell penetration apparatus and methodSCHELLSTEDE HERMAN J·Filed 1985·Granted Feb 3, 1987·105 cites·50 claims
- 0389US5242245AMethod and apparatus for vacuum enhanced thermal desorption of hydrocarbon and other contaminants from soilsSCHELLSTEDE HERMAN J·Filed 1991·Granted Sep 7, 1993·68 cites·40 claims
- 0488US4639258ASingle pass mud rejuvenation system and methodROY LEON E·Filed 1983·Granted Jan 27, 1987·88 cites·19 claims
- 0586US5183111AExtended reach penetrating tool and method of forming a radial hole in a well casingSCHELLSTEDE HERMAN J·Filed 1991·Granted Feb 2, 1993·104 cites·20 claims
- 0684US4765173AWell penetration apparatusSCHELLSTEDE HERMAN J·Filed 1986·Granted Aug 23, 1988·44 cites·17 claims
- 0782US8220178B2High efficiency liquid solid separatorSCHELLSTEDE HERMAN J·Filed 2005·Granted Jul 17, 2012·7 cites·31 claims
- 0877US4750920ASingle pass mud rejuvenation system and methodRAMTECK SYSTEMS INC·Filed 1986·Granted Jun 14, 1988·52 cites·20 claims
- 0976US9062651B2Offshore wind power systemSCHELLSTEDE HERMAN J·Filed 2011·Granted Jun 23, 2015·2 cites·16 claims
- 1075US6203247B1Drilling vessel with moveable substructureFiled 1998·Granted Mar 20, 2001·33 cites·28 claims
- 1171US12005382B2Method and apparatus for remediating drilling mud and treating drilling cuttingsSCHELLSTEDE LEE INTERESTS LLC·Filed 2022·Granted Jun 11, 2024·0 cites·59 claims
- 1270US7562725B1Downhole pilot bit and reamer with maximized mud motor dimensionsBROUSSARD EDWIN J·Filed 2004·Granted Jul 21, 2009·48 cites·17 claims
- 1366US7238009B2Offshore windmill electric generatorsGRAND VENT POWER LLC·Filed 2005·Granted Jul 3, 2007·10 cites·5 claims
- 1466US5297109APiling and pier inspection apparatus and methodAMERICAN OILFIELD DIVERS INC·Filed 1993·Granted Mar 22, 1994·40 cites·20 claims
- 1564US9284781B2Oil and gas enhancement system—radial drilling methodSCHELLSTEDE HERMAN J·Filed 2012·Granted Mar 15, 2016·2 cites·9 claims
- 1664US6499914B1Movable self-elevating artificial work island with modular hullFiled 1999·Granted Dec 31, 2002·25 cites·13 claims
- 1764US4928757AHydraulic well penetration apparatusPENETRATORS INC·Filed 1988·Granted May 29, 1990·36 cites·28 claims
- 1861US11344828B2Method and apparatus for remediating drilling mud and treating drilling cuttingsSCHELLSTEDE LEE INTERESTS LLC·Filed 2018·Granted May 31, 2022·0 cites·58 claims
- 1961US6092789AMethods and apparatus for boom hoist systemsHUGO NEV CORP·Filed 1998·Granted Jul 25, 2000·31 cites·24 claims
- 2060US2009113749A1High Efficiency Liquid Solid SeparatorSCHELLSTEDE HERMAN J·Filed 2008·Application pending·0 cites
- 2160US2013078109A1Offshore wind turbine structures and methods thereforSCHELLSTEDE HERMAN J·Filed 2012·Application pending·0 cites
- 2257US4790384AHydraulic well penetration apparatus and methodPENETRATORS INC·Filed 1987·Granted Dec 13, 1988·29 cites·28 claims
- 2357US2007243063A1Offshore wind turbine structures and methods thereforSCHELLSTEDE HERMAN J·Filed 2007·Application pending·0 cites
- 2455US4932129ACasing punch for wellsPENETRATORS INC·Filed 1988·Granted Jun 12, 1990·15 cites·14 claims
- 2554US4313785AMethod and apparatus for treating waste rock cuttingsSCHELLSTEDE HERMAN J·Filed 1979·Granted Feb 2, 1982·18 cites·14 claims
- 2647US9469384B2Variable stable drilling barge for shallow water service (inland and offshore)SCHELLSTEDE HERMAN J·Filed 2013·Granted Oct 18, 2016·0 cites·1 claims
- 2746US2013315677A1Lift/Boarding VesselSCHELLSTEDE HERMAN J·Filed 2013·Application pending·0 cites
- 2843US2007243774A1Highly stable all terrain vehicle powered watercraftMR PERRY J HEBERT·Filed 2006·Application pending·0 cites
- 2942US2014060838A1Downhole Robotic Micro-Drilling SystemSCHELLSTEDE HERMAN J·Filed 2012·Application pending·0 cites
- 3023US6305881B1Barge stabilization methodHERMAN J SCHELLSTEDE & ASSOCIA·Filed 1999·Granted Oct 23, 2001·1 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Herman J. Schellstede files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →