Inventor · disambiguated record
Frohmut Vollhardt
Also filed as: VOLLHARDT FROHMUT · VOLLHARDT FROHMUT DIPL ING
21 granted patents·215 citations·filing 1979–1995
95Inventor score
Files withGUTEHOFFNUNGSHUETTE MAN11MASCHF AUGSBURG NUERNBERG AG6SIEGENER AG GEISWEID2GUTEHOFFNUNGSHUETTE STOCKRADE1MAN GUTHEHOFFNUNGSHUETTE1
Top patents by PatentIndex Score
21 records- 0184US5522326ADevice for removing toxic solid and/or liquid substances from projectiles filled with chemical warfare agentsGUTEHOFFNUNGSHUETTE MAN·Filed 1994·Granted Jun 4, 1996·29 cites·5 claims
- 0284US4632587AReactor constructionMASCHF AUGSBURG NUERNBERG AG·Filed 1984·Granted Dec 30, 1986·19 cites·6 claims
- 0370US4309196ACoal gasification apparatusMASCHF AUGSBURG NUERNBERG AG·Filed 1980·Granted Jan 5, 1982·21 cites·8 claims
- 0465US4314826ACoal gasification apparatusMASCHF AUGSBURG NUERNBERG AG·Filed 1980·Granted Feb 9, 1982·15 cites·10 claims
- 0561US4509463AUpright apparatus for cooling high pressure gases containing a high dust contentMASCHF AUGSBURG NUERNBERG AG·Filed 1983·Granted Apr 9, 1985·20 cites·7 claims
- 0660US5458859ADevice for removing heavy metals and slags from synthesis gas produced from refinery wastesMAN GUTHEHOFFNUNGSHUETTE·Filed 1994·Granted Oct 17, 1995·15 cites·5 claims
- 0751US4909162AInstallation for low-temperature carbonization of waste and impure materialsGUTEHOFFNUNGSHUETTE MAN·Filed 1988·Granted Mar 20, 1990·7 cites·12 claims
- 0847US4840145AProcess and a device for cleaning inner or outer walls of vertically extending or inverted tubes of heat exchangersGUTEHOFFNUNGSHUETTE MAN·Filed 1988·Granted Jun 20, 1989·8 cites·7 claims
- 0947US4207065ADevice for heating open melting baths, such as galvanizing baths, enameling baths, lead coating baths, metallic baths, glass baths, and the likeSIEGENER AG GEISWEID·Filed 1979·Granted Jun 10, 1980·6 cites·16 claims
- 1045US5198004AActivated carbon filter for removing toxic substances, e.g., dioxins and furans, from flue gases prior to entry into the smokestackGUTEHOFFNUNGSHUETTE MAN·Filed 1991·Granted Mar 30, 1993·12 cites·11 claims
- 1143US5586995AFilter for separating pollutants from flue gasesGUTEHOFFNUNGSHUETTE MAN·Filed 1995·Granted Dec 24, 1996·13 cites·12 claims
- 1242US4831969AProcess and a device for cleaning inner or outer walls of vertically extending or inverted tubes of heat exchangersGUTEHOFFNUNGSHUETTE MAN·Filed 1987·Granted May 23, 1989·7 cites·12 claims
- 1340US4743432AVertical reactor for the generation of methanolMASCHF AUGSBURG NUERNBERG AG·Filed 1985·Granted May 10, 1988·6 cites·8 claims
- 1439US5099916ACooler for particle-laden gasesGUTEHOFFNUNGSHUETTE MAN·Filed 1991·Granted Mar 31, 1992·9 cites·8 claims
- 1538US4768445AWaste incinerator constructionGUTEHOFFNUNGSHUETTE MAN·Filed 1987·Granted Sep 6, 1988·6 cites·9 claims
- 1638US4734264ACatalytic reactor for the production of methanol, ammonia, synthesis gas and higher alcoholsGUTEHOFFNUNGSHUETTE MAN·Filed 1986·Granted Mar 29, 1988·5 cites·6 claims
- 1735US4522155AMethod and apparatus for controlling the heating effect of high temperature gases to be supplied to a heat exchangerMASCHF AUGSBURG NUERNBERG AG·Filed 1982·Granted Jun 11, 1985·5 cites·17 claims
- 1834US4815399AIncinerator constructionGUTEHOFFNUNGSHUETTE MAN·Filed 1988·Granted Mar 28, 1989·4 cites·2 claims
- 1932US4325693ADevice for heating open melting bathsSIEGENER AG GEISWEID·Filed 1979·Granted Apr 20, 1982·4 cites·9 claims
- 2031US4913064ADevice for incinerating waste materialGUTEHOFFNUNGSHUETTE MAN·Filed 1989·Granted Apr 3, 1990·2 cites·6 claims
- 2124US4278451AApparatus for extracting granular or finely divided solid materials from a gas under pressureGUTEHOFFNUNGSHUETTE STOCKRADE·Filed 1979·Granted Jul 14, 1981·2 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →