Assignee
CAMPBELL ROBERT A
3 granted patents·33 citations·filing 1978–1983
Top patents by PatentIndex Score
3 records- 0164US4265021ADistance measuring instrumentCAMPBELL ROBERT A·Filed 1979·Granted May 5, 1981·16 cites·22 claims
- 0248US4250900ACigarette filter holders with optional snorkel bypass accessoryCAMPBELL ROBERT A·Filed 1978·Granted Feb 17, 1981·10 cites·6 claims
- 0347US4556762AUniversal adjustable telephone handset holderCAMPBELL ROBERT A·Filed 1983·Granted Dec 3, 1985·7 cites·16 claims
Join the waitlist — get patent alerts
Get an alert when CAMPBELL ROBERT A 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 →