Individual holder
CAMPBELL RICHARD W
US·2 granted patents·1 pending application·16 citations·filing 1996–2009
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
3 records- 0167US8075835B2Method of thermoforming using a syntactic foam plugCAMPBELL RICHARD W·Filed 2006·Granted Dec 13, 2011·1 cites·27 claims
- 0267USD388571SCombined floor scraper and scrubberCAMPBELL RICHARD W·Filed 1996·Granted Dec 30, 1997·15 cites·1 claims
- 0360US2009206512A1Syntactic foam plugsCAMPBELL RICHARD W·Filed 2009·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when CAMPBELL RICHARD W files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →