Individual holder
RIGGS JOHN H
US·3 granted patents·640 citations·filing 1991–1992
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0183US5277175AContinuous flow nebulizer apparatus and method, having means maintaining a constant-level reservoirRIGGS JOHN H·Filed 1991·Granted Jan 11, 1994·281 cites·15 claims
- 0274US5355872ALow flow rate nebulizer apparatus and method of nebulizationRIGGS JOHN H·Filed 1992·Granted Oct 18, 1994·184 cites·14 claims
- 0373US5186166APowder nebulizer apparatus and method of nebulizationRIGGS JOHN H·Filed 1992·Granted Feb 16, 1993·175 cites·22 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →