Assignee
SPHERE INVEST
10 granted patents·204 citations·filing 1975–1984
Top patents by PatentIndex Score
10 records- 0184US4600105AMethod and apparatus for sorting objects of ore by monitoring reflected radiationSPHERE INVEST·Filed 1984·Granted Jul 15, 1986·40 cites·4 claims
- 0279US4231478ABulk sorting of particulate materialSPHERE INVEST·Filed 1978·Granted Nov 4, 1980·29 cites·9 claims
- 0377US3977526ATracking systems for sorting apparatusSPHERE INVEST·Filed 1975·Granted Aug 31, 1976·34 cites·19 claims
- 0459US4451812AElectrostatic shieldSPHERE INVEST·Filed 1982·Granted May 29, 1984·23 cites·4 claims
- 0559US4122952APhotometric sortersSPHERE INVEST·Filed 1976·Granted Oct 31, 1978·16 cites·9 claims
- 0655US4320841ADetection and sorting systemsSPHERE INVEST·Filed 1978·Granted Mar 23, 1982·14 cites·20 claims
- 0751US4373638ASorting apparatusSPHERE INVEST·Filed 1981·Granted Feb 15, 1983·20 cites·17 claims
- 0849US4365717AFeed apparatus and methodSPHERE INVEST·Filed 1981·Granted Dec 28, 1982·11 cites·5 claims
- 0949US4225089AFluid flow manifoldSPHERE INVEST·Filed 1978·Granted Sep 30, 1980·8 cites·9 claims
- 1045US4210311AValvesSPHERE INVEST·Filed 1977·Granted Jul 1, 1980·9 cites·11 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →