Individual holder
BROPHEY ROBERT W
US·2 granted patents·87 citations·filing 1989–1991
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
2 records- 0184US5147559AControlling cone of depression in a well by microprocessor control of modulating valveBROPHEY ROBERT W·Filed 1991·Granted Sep 15, 1992·74 cites·9 claims
- 0245US5028212AMethod and apparatus for removal of floating immiscible liquidsBROPHEY ROBERT W·Filed 1989·Granted Jul 2, 1991·13 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →