Assignee
RITCHIE ENGINEERING COMPANY IN
US·5 granted patents·3 pending applications·16 citations·filing 2003–2006
Top patents by PatentIndex Score
8 records- 0174US7310965B2Compressor head, internal discriminator, external discriminator, manifold design for refrigeration recovery apparatusRITCHIE ENGINEERING COMPANY IN·Filed 2005·Granted Dec 25, 2007·4 cites·1 claims
- 0263US6832491B2Compressor head, internal discriminator, external discriminator, manifold design for refrigerant recovery apparatusRITCHIE ENGINEERING COMPANY IN·Filed 2003·Granted Dec 21, 2004·7 cites·28 claims
- 0359US7073346B2Compressor head, internal discriminator, external discriminator, manifold design for refrigerant recovery apparatus and vacuum sensorRITCHIE ENGINEERING COMPANY IN·Filed 2004·Granted Jul 11, 2006·5 cites·20 claims
- 0452US7428822B2Vacuum sensorRITCHIE ENGINEERING COMPANY IN·Filed 2006·Granted Sep 30, 2008·0 cites·21 claims
- 0547US2007113575A1Valve manifold assemblyRITCHIE ENGINEERING COMPANY IN·Filed 2006·Application pending·0 cites
- 0643US7159412B2Compressor head, internal discriminator, external discriminator, manifold design for refrigeration recovery apparatusRITCHIE ENGINEERING COMPANY IN·Filed 2004·Granted Jan 9, 2007·0 cites·7 claims
- 0738US2006228246A1Vacuum pumpRITCHIE ENGINEERING COMPANY IN·Filed 2005·Application pending·0 cites
- 0838US2006228242A1Vacuum pumpRITCHIE ENGINEERING COMPANY IN·Filed 2005·Application pending·0 cites
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