Inventor · disambiguated record
Donald H. Spethmann
Also filed as: SPETHMANN DONALD H
7 granted patents·317 citations·filing 1976–1982
88Inventor score
Files withHONEYWELL INC7
Top patents by PatentIndex Score
7 records- 0191US4463574AOptimized selection of dissimilar chillersHONEYWELL INC·Filed 1982·Granted Aug 7, 1984·152 cites·21 claims
- 0289US4210957AOperating optimization for plural parallel connected chillersHONEYWELL INC·Filed 1978·Granted Jul 1, 1980·70 cites·17 claims
- 0370US4044947ACondition and volume control for air conditioning system mixing dampersHONEYWELL INC·Filed 1976·Granted Aug 30, 1977·28 cites·20 claims
- 0469US4327559ATransport and chiller energy minimization for air conditioning systemsHONEYWELL INC·Filed 1981·Granted May 4, 1982·27 cites·22 claims
- 0562US4109704AHeating and cooling cost minimizationHONEYWELL INC·Filed 1977·Granted Aug 29, 1978·21 cites·21 claims
- 0645US4214626ARejected heat air conditioning control systemHONEYWELL INC·Filed 1978·Granted Jul 29, 1980·11 cites·44 claims
- 0737US4147296AProportional demand limit controllerHONEYWELL INC·Filed 1977·Granted Apr 3, 1979·8 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →