Assignee
RITCHIE IND INC
US·16 granted patents·268 citations·filing 1975–2018
Top patents by PatentIndex Score
16 records- 0186US4248177AAnimal waterer with recirculating water systemRITCHIE IND INC·Filed 1979·Granted Feb 3, 1981·39 cites·22 claims
- 0280US4014365AValveRITCHIE IND INC·Filed 1975·Granted Mar 29, 1977·32 cites·2 claims
- 0379US5174245AAnimal waterer drinking well apparatusRITCHIE IND INC·Filed 1992·Granted Dec 29, 1992·59 cites·8 claims
- 0476US4646687AAnimal watererRITCHIE IND INC·Filed 1985·Granted Mar 3, 1987·33 cites·17 claims
- 0563US4110603APlastic pipe heaterRITCHIE IND INC·Filed 1976·Granted Aug 29, 1978·24 cites·5 claims
- 0660US11716968B2Waterer valve systemRITCHIE IND INC·Filed 2018·Granted Aug 8, 2023·1 cites·20 claims
- 0760US4633815AWaterer corner wear guardRITCHIE IND INC·Filed 1985·Granted Jan 6, 1987·20 cites·5 claims
- 0853US4856459AHeater and thermostat arrangement for animal waterersRITCHIE IND INC·Filed 1987·Granted Aug 15, 1989·20 cites·7 claims
- 0952US6668754B1Nipple valve watererRITCHIE IND INC·Filed 2002·Granted Dec 30, 2003·2 cites·15 claims
- 1048US4078524AAnimal watering apparatusRITCHIE IND INC·Filed 1976·Granted Mar 14, 1978·12 cites·2 claims
- 1140USD257691SAnimal watererRITCHIE IND INC·Filed 1979·Granted Dec 23, 1980·2 cites·1 claims
- 1239US4185589AMethod and apparatus for heating a nipple valve livestock watererRITCHIE IND INC·Filed 1976·Granted Jan 29, 1980·8 cites·11 claims
- 1338USD509907SPortable plastic fence panelRITCHIE IND INC·Filed 2004·Granted Sep 20, 2005·3 cites·1 claims
- 1433US5709170AAnimal alignment guide for a nipple valve watererRITCHIE IND INC·Filed 1996·Granted Jan 20, 1998·9 cites·30 claims
- 1528US5603286AAnimal alignment guide for a nipple valve watererRITCHIE IND INC·Filed 1995·Granted Feb 18, 1997·4 cites·24 claims
- 1624USD466586SNipple valveRITCHIE IND INC·Filed 2002·Granted Dec 3, 2002·0 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →