Assignee
VIESSMANN HANS
14 granted patents·175 citations·filing 1976–1990
Top patents by PatentIndex Score
14 records- 0183US4921163AMethod and apparatus for temperature control of heating and cooling plantsVIESSMANN HANS·Filed 1987·Granted May 1, 1990·52 cites·61 claims
- 0270US4652236AAtmospheric gas burner assemblyVIESSMANN HANS·Filed 1986·Granted Mar 24, 1987·24 cites·14 claims
- 0367US4169431ABoilerVIESSMANN HANS·Filed 1978·Granted Oct 2, 1979·19 cites·10 claims
- 0464US4242987AConnecting arrangement for a heating boilerVIESSMANN HANS·Filed 1978·Granted Jan 6, 1981·17 cites·13 claims
- 0553US4120250AConnecting structure for shelvesVIESSMANN HANS·Filed 1977·Granted Oct 17, 1978·15 cites·24 claims
- 0647US4192259ASteel heating boiler for liquid or gaseous fuelsVIESSMANN HANS·Filed 1978·Granted Mar 11, 1980·9 cites·7 claims
- 0744US4109614ABoiler for the combustion of liquid or gaseous fuelsVIESSMANN HANS·Filed 1977·Granted Aug 29, 1978·8 cites·9 claims
- 0842US4157698AWater heating boilerVIESSMANN HANS·Filed 1977·Granted Jun 12, 1979·7 cites·9 claims
- 0939US4351248AHeating boiler for the combustion of baled strawVIESSMANN HANS·Filed 1981·Granted Sep 28, 1982·6 cites·16 claims
- 1039US4327672AFuel burning boilerVIESSMANN HANS·Filed 1980·Granted May 4, 1982·6 cites·22 claims
- 1137US4102309ABoiler for liquid or gaseous fuelsVIESSMANN HANS·Filed 1976·Granted Jul 25, 1978·5 cites·6 claims
- 1233US5087194ABlower-type burner suitable for use with heating boilers employing gas return ductingVIESSMANN HANS·Filed 1990·Granted Feb 11, 1992·5 cites·10 claims
- 1332US4294198AHeating boiler for liquid or gaseous fuelsVIESSMANN HANS·Filed 1979·Granted Oct 13, 1981·2 cites·3 claims
- 1429US4955432AHot gas flue pipeVIESSMANN HANS·Filed 1989·Granted Sep 11, 1990·0 cites·8 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →