Assignee
ASHBROOK SIMON HARTLEY INC
US·11 granted patents·203 citations·filing 1987–1996
Top patents by PatentIndex Score
11 records- 0171US5133872AMethod and apparatus for controlling throughput in a beltpressASHBROOK SIMON HARTLEY INC·Filed 1991·Granted Jul 28, 1992·40 cites·30 claims
- 0267US4891142AMoving bed filtration apparatus and methodASHBROOK SIMON HARTLEY INC·Filed 1988·Granted Jan 2, 1990·32 cites·13 claims
- 0366US5049486ATemperature monitoring apparatus and method in a composting system through which organic matter is moved to effect compostingASHBROOK SIMON HARTLEY INC·Filed 1989·Granted Sep 17, 1991·21 cites·18 claims
- 0464US5023178AComposting method and apparatus utilizing air assist to aid in movement of organic matterASHBROOK SIMON HARTLEY INC·Filed 1988·Granted Jun 11, 1991·18 cites·3 claims
- 0563US5582722AContinuous self-cleaning filtration unitASHBROOK SIMON HARTLEY INC·Filed 1994·Granted Dec 10, 1996·25 cites·12 claims
- 0660US4839053ABiomass growth process with separate aeration and media compartmentsASHBROOK SIMON HARTLEY INC·Filed 1987·Granted Jun 13, 1989·22 cites·4 claims
- 0757US4836100AApparatus for regulating feed thickness in a belt pressASHBROOK SIMON HARTLEY INC·Filed 1987·Granted Jun 6, 1989·15 cites·12 claims
- 0851US5139554AComposting method and apparatus utilizing inclined vesselASHBROOK SIMON HARTLEY INC·Filed 1988·Granted Aug 18, 1992·7 cites·6 claims
- 0946US5730886AContinuous self-cleaning filtration unitASHBROOK SIMON HARTLEY INC·Filed 1996·Granted Mar 24, 1998·15 cites·20 claims
- 1041US5248612AApparatus for composting using improved charging and discharging sequenceASHBROOK SIMON HARTLEY INC·Filed 1991·Granted Sep 28, 1993·5 cites·14 claims
- 1137US5076827AMethod and apparatus for composting using improved charging and discharging sequenceASHBROOK SIMON HARTLEY INC·Filed 1989·Granted Dec 31, 1991·3 cites·4 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →