Inventor · disambiguated record
Helmut Schulz
Also filed as: SCHULZ HELMUT · SCHULZ HELMUT W
20 granted patents·1 pending application·1,180 citations·filing 1975–2012
96Inventor score
Top patents by PatentIndex Score
21 records- 0198US4225457ABriquette comprising caking coal and municipal solid wasteDYNECOLOGY INC·Filed 1979·Granted Sep 30, 1980·143 cites·8 claims
- 0298US4152119ABriquette comprising caking coal and municipal solid wasteDYNECOLOGY INC·Filed 1977·Granted May 1, 1979·303 cites·10 claims
- 0397US5431702AWaste conversion process and productsDYNECOLOGY INC·Filed 1994·Granted Jul 11, 1995·139 cites·25 claims
- 0497US4052173ASimultaneous gasification of coal and pyrolysis of organic solid waste materialsDYNECOLOGY INC·Filed 1976·Granted Oct 4, 1977·105 cites·9 claims
- 0596US4246978APropulsion systemDYNECOLOGY·Filed 1979·Granted Jan 27, 1981·112 cites·19 claims
- 0693US5125931ASewage sludge disposal process and apparatusDYNECOLOGY INC·Filed 1990·Granted Jun 30, 1992·102 cites·13 claims
- 0791US5797972ASewage sludge disposal process and productDYNECOLOGY INC·Filed 1997·Granted Aug 25, 1998·70 cites·13 claims
- 0890US4950309AProcess for the conversion of toxic organic substances to useful productsDYNECOLOGY INC·Filed 1988·Granted Aug 21, 1990·50 cites·7 claims
- 0974US4752386AFilter apparatus having filter elements shiftable between filtering and backwashing positionsEREMA ENGINEERING RECYCLING·Filed 1986·Granted Jun 21, 1988·36 cites·7 claims
- 1070US5711768ASewage sludge disposal process and productDYNECOLOGY INC·Filed 1995·Granted Jan 27, 1998·27 cites·2 claims
- 1169US5245113ADecontamination of PCB contaminated solidsDYNECOLOGY INC·Filed 1991·Granted Sep 14, 1993·20 cites·3 claims
- 1261US4444080ATool for making rows of perforations in paper webs or the likeGRAPHA HOLDING AG·Filed 1981·Granted Apr 24, 1984·16 cites·11 claims
- 1350US4869731AProcess for the thermal decomposition of toxic refractory organic substancesDYNECOLOGY INC·Filed 1987·Granted Sep 26, 1989·7 cites·6 claims
- 1449US4340397ASlagging gasifierBRANDENBERG ENERGY CORP·Filed 1980·Granted Jul 20, 1982·11 cites·18 claims
- 1546US4386892AHydrostatic meshing gear machine with arcuate tooth flanksREXROTH GMBH G L·Filed 1980·Granted Jun 7, 1983·9 cites·9 claims
- 1642US9086037B2Tank ventilation with a venturi nozzleH C F PORCHE AG DR ING·Filed 2012·Granted Jul 21, 2015·0 cites·11 claims
- 1738US5074890AProcess for the thermal decomposition of toxic refractory organic substancesDYNECOLOGY INC·Filed 1990·Granted Dec 24, 1991·9 cites·9 claims
- 1837US4362212AMethod for enhanced petroleum oil recoverySCHULZ HELMUT·Filed 1980·Granted Dec 7, 1982·12 cites·11 claims
- 1937US2005000769A1Arrangement for providing a vacuum for the brake power assist unit of a motor vehicleFiled 2003·Application pending·0 cites
- 2036US3996444AApparatus for welding rolled seamsBENTELER WERKE AG·Filed 1975·Granted Dec 7, 1976·6 cites·8 claims
- 2132US5437213ADevice for manufacturing uniform sheets from material panelsGRAPHA HOLDING AG·Filed 1993·Granted Aug 1, 1995·3 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →