Assignee
GRAYSON ROBERT E
3 granted patents·156 citations·filing 1979–1985
Top patents by PatentIndex Score
3 records- 0190US4487327ALocking capsuleGRAYSON ROBERT E·Filed 1982·Granted Dec 11, 1984·109 cites·14 claims
- 0269US4256157ANut, bolt, and screw holderGRAYSON ROBERT E·Filed 1979·Granted Mar 17, 1981·23 cites·17 claims
- 0351US4670644ACredit card security systemGRAYSON ROBERT E·Filed 1985·Granted Jun 2, 1987·24 cites·11 claims
Join the waitlist — get patent alerts
Get an alert when GRAYSON ROBERT E 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 →