Individual holder
CLELAND KEITH B
6 granted patents·57 citations·filing 1981–1984
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
6 records- 0159US4406783AApparatus for separating oreCLELAND KEITH B·Filed 1981·Granted Sep 27, 1983·16 cites·17 claims
- 0252US4517079AOre separation systemCLELAND KEITH B·Filed 1983·Granted May 14, 1985·12 cites·21 claims
- 0346US4522711AOre separator apparatusCLELAND KEITH B·Filed 1983·Granted Jun 11, 1985·9 cites·17 claims
- 0444US4476014AMethod of making an ore concentrator, and concentrator thus madeCLELAND KEITH B·Filed 1981·Granted Oct 9, 1984·7 cites·15 claims
- 0543US4389308AApparatus for separating oresCLELAND KEITH B·Filed 1981·Granted Jun 21, 1983·8 cites·12 claims
- 0639US4561973AOre concentrator pad assemblyCLELAND KEITH B·Filed 1984·Granted Dec 31, 1985·5 cites·6 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →