Inventor · disambiguated record
Herman K. Dupre
Also filed as: DUPRE HERMAN K
31 granted patents·5 pending applications·568 citations·filing 1973–2011
98Inventor score
Top patents by PatentIndex Score
36 records- 0188US5004151AMethod and apparatus for making snowDUPRE HERMAN K·Filed 1989·Granted Apr 2, 1991·48 cites·24 claims
- 0280US5360163AAdjustable snow making towerDUPRE HERMAN K·Filed 1993·Granted Nov 1, 1994·39 cites·15 claims
- 0380US3952949AMethod of making snowDUPRE HERMAN K·Filed 1974·Granted Apr 27, 1976·28 cites·5 claims
- 0477US4993635APortable snow making towerDUPRE HERMAN K·Filed 1989·Granted Feb 19, 1991·31 cites·14 claims
- 0574US6164556APortable snow making system for home useFiled 2000·Granted Dec 26, 2000·36 cites·7 claims
- 0673US5630633AShovel with driven tiltable bladeFiled 1996·Granted May 20, 1997·44 cites·7 claims
- 0772US4199103AAdjustable snow making towerDUPRE HERMAN K·Filed 1979·Granted Apr 22, 1980·21 cites·4 claims
- 0870US6939465B2Fluid filter system for snow making apparatusFiled 2002·Granted Sep 6, 2005·15 cites·7 claims
- 0967US6543699B1Method and apparatus for making snowFiled 2001·Granted Apr 8, 2003·15 cites·11 claims
- 1066US4059271AHip mounted tethered ball gameDUPRE HERMAN K·Filed 1976·Granted Nov 22, 1977·19 cites·5 claims
- 1166US4022452APole guardDUPRE HERMAN K·Filed 1976·Granted May 10, 1977·14 cites·8 claims
- 1265US6152380ASnow making towerFiled 2000·Granted Nov 28, 2000·24 cites·8 claims
- 1365US5823427AMethod and apparatus for making snowSNOW ECONOMICS INC·Filed 1996·Granted Oct 20, 1998·28 cites·30 claims
- 1463US6182905B1Apparatus and method for making snowFiled 2000·Granted Feb 6, 2001·12 cites·9 claims
- 1563US6032872AApparatus and method for making snowFiled 1998·Granted Mar 7, 2000·27 cites·26 claims
- 1660US5718378AControl system for snow making devicesFiled 1996·Granted Feb 17, 1998·19 cites·22 claims
- 1758US5890654ASnow making towerFiled 1997·Granted Apr 6, 1999·18 cites·35 claims
- 1858US5749517AControl system for snow making devicesFiled 1997·Granted May 12, 1998·18 cites·23 claims
- 1953US5667137AIce and snow-free snow making tower structureFiled 1995·Granted Sep 16, 1997·16 cites·13 claims
- 2052US3959142AManhole aeratorDUPRE HERMAN K·Filed 1973·Granted May 25, 1976·12 cites·6 claims
- 2147US6182906B1Lightweight snow making towerFiled 2000·Granted Feb 6, 2001·7 cites·15 claims
- 2245US5673512APortable masonry pierFiled 1996·Granted Oct 7, 1997·14 cites·11 claims
- 2344US6029898ASnow making tower and method of manufactureFiled 1998·Granted Feb 29, 2000·8 cites·10 claims
- 2444US2013056548A1Portable snow making towerDUPRE HERMAN K·Filed 2011·Application pending·0 cites
- 2544US2013056546A1Snow making tower and method of making snowDUPRE HERMAN K·Filed 2011·Application pending·0 cites
- 2642US6016970ASnow making towerFiled 1998·Granted Jan 25, 2000·12 cites·13 claims
- 2742US5628456ABelow surface control system for snow making devicesFiled 1995·Granted May 13, 1997·9 cites·17 claims
- 2840US6168089B1Snow making tower with antifreeze precooling systemFiled 2000·Granted Jan 2, 2001·3 cites·7 claims
- 2940US6019895AApparatus and method for treating waste waterFiled 1998·Granted Feb 1, 2000·8 cites·10 claims
- 3040US5908156ASnow making tower with wind vane positioningFiled 1998·Granted Jun 1, 1999·8 cites·10 claims
- 3139US6039265APortable snow making system for home useFiled 1999·Granted Mar 21, 2000·8 cites·12 claims
- 3237US2006065756A1Apparatus for making snowDUPRE HERMAN K·Filed 2004·Application pending·0 cites
- 3335US6056205ASnow making tower and method of manufactureFiled 1999·Granted May 2, 2000·4 cites·5 claims
- 3435US2003141377A1Hydrant station for snow making apparatusFiled 2002·Application pending·0 cites
- 3535US2004046041A1Snow making apparatusFiled 2002·Application pending·0 cites
- 3632US4606402ASolar ice melter for roof eavesDUPRE HERMAN K·Filed 1980·Granted Aug 19, 1986·3 cites·6 claims
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