Inventor · disambiguated record
Erwin Schiefer
Also filed as: LANG GUSZTAV · SCHIEFER ERWIN
13 granted patents·2 pending applications·667 citations·filing 1977–2010
94Inventor score
Top patents by PatentIndex Score
15 records- 0198US4119285APipe and cable clipHILTI AG·Filed 1977·Granted Oct 10, 1978·218 cites·3 claims
- 0296US4118838APipe clampHILTI AG·Filed 1977·Granted Oct 10, 1978·111 cites·6 claims
- 0390US5735653AAnchor rod for composite anchorsHILTI AG·Filed 1997·Granted Apr 7, 1998·73 cites·8 claims
- 0487US5176481AExpansion dowel with friction reducing coatingHILTI AG·Filed 1992·Granted Jan 5, 1993·78 cites·10 claims
- 0583US4193246AClamping member for an adhesively secured anchor rodHILTI AG·Filed 1978·Granted Mar 18, 1980·46 cites·3 claims
- 0674US4474516AAnchor bolt assemblyHILTI AG·Filed 1982·Granted Oct 2, 1984·36 cites·10 claims
- 0774US4147444AExpansion dowelHILTI AG·Filed 1977·Granted Apr 3, 1979·23 cites·9 claims
- 0871US4289062AExpansion dowelHILTI AG·Filed 1979·Granted Sep 15, 1981·25 cites·6 claims
- 0962US4482277AExpansion anchor assemblyHILTI AG·Filed 1983·Granted Nov 13, 1984·24 cites·11 claims
- 1050US4730966AExpansion bolt assemblyHILTI AG·Filed 1986·Granted Mar 15, 1988·17 cites·10 claims
- 1147US4314655ASealing member for a device for melting solid adhesive materialHILTI AG·Filed 1979·Granted Feb 9, 1982·10 cites·5 claims
- 1241US2013168044A1Device for cleaning a heat exchangerSCHIEFER ERWIN·Filed 2010·Application pending·0 cites
- 1340US2013129569A1Reactor, and method for the gasification of biomassSCHIEFER ERWIN·Filed 2010·Application pending·0 cites
- 1433US4156381AExpansion dowelHILTI AG·Filed 1977·Granted May 29, 1979·5 cites·11 claims
- 1529US4673322ASlotted anchoring bushHILTI AG·Filed 1986·Granted Jun 16, 1987·1 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →