Inventor · disambiguated record
Walter Barthel
Also filed as: BARTHEL WALTER · BARTHEL WALTER E
10 granted patents·2 pending applications·144 citations·filing 1979–2003
90Inventor score
Top patents by PatentIndex Score
12 records- 0182US4375988ABituminous binder, process for its production and useDEGUSSA·Filed 1981·Granted Mar 8, 1983·34 cites·10 claims
- 0270US5157590AMounting bracket for a programmable logic controller control moduleSQUARE D CO·Filed 1991·Granted Oct 20, 1992·35 cites·4 claims
- 0367US4371400AMastic asphalt compositionDEGUSSA·Filed 1981·Granted Feb 1, 1983·18 cites·8 claims
- 0463US4993884AMethod and spraying apparatus for applying a layer of air-sprayed concreteDEGUSSA·Filed 1990·Granted Feb 19, 1991·18 cites·15 claims
- 0561US5382348AGranular bitumen coated with precipitated silicaDEGUSSA·Filed 1993·Granted Jan 17, 1995·13 cites·1 claims
- 0649US4410589AProcess for improving the mineral asphalt coatings for streets and paths and productsDEGUSSA·Filed 1981·Granted Oct 18, 1983·11 cites·32 claims
- 0743US2005076810A1Method and device for manufacturing a bitumen-bonded construction material mixtureMITTELDEUTSCHE HARSTEIN IND AG·Filed 2003·Application pending·0 cites
- 0842US5053279AGranular bitumen coated with carbon black or silicaDEGUSSA·Filed 1989·Granted Oct 1, 1991·7 cites·7 claims
- 0941US2004033308A1Method and device for producing a bitumen-bonded construction material mixtureMITTELDEUTSCHE HARSTEIN IND AG·Filed 2002·Application pending·0 cites
- 1035US4322250AMastic asphalt mixtureDEGUSSA·Filed 1979·Granted Mar 30, 1982·4 cites·3 claims
- 1134US4710229APowdered bitumen concentrate and its useDEGUSSA·Filed 1986·Granted Dec 1, 1987·2 cites·14 claims
- 1234US4378999APulverulent bitumen concentrate and its useDEGUSSA·Filed 1980·Granted Apr 5, 1983·2 cites·11 claims
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