Inventor · disambiguated record
David M. Pfarrer
Also filed as: PFARRER DAVID M
6 granted patents·215 citations·filing 1974–1982
86Inventor score
Files withLENNOX IND INC6
Top patents by PatentIndex Score
6 records- 0194US3978382AControl apparatus for two-speed, single phase compressorLENNOX IND INC·Filed 1974·Granted Aug 31, 1976·73 cites·10 claims
- 0293US3935519AControl apparatus for two-speed compressorLENNOX IND INC·Filed 1974·Granted Jan 27, 1976·72 cites·4 claims
- 0386US4066937AControl circuit for a two speed single phase motorLENNOX IND INC·Filed 1976·Granted Jan 3, 1978·36 cites·7 claims
- 0473US4041542AControl apparatus for two-speed compressorLENNOX IND INC·Filed 1975·Granted Aug 9, 1977·23 cites·2 claims
- 0543US3995199ACompressor motor protectionLENNOX IND INC·Filed 1975·Granted Nov 30, 1976·5 cites·10 claims
- 0638US4465960AStarting arrangement for two-speed single-phase refrigerant compressor motorLENNOX IND INC·Filed 1982·Granted Aug 14, 1984·6 cites·4 claims
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