Assignee
HEYWOOD JOSEPH RICHARD
4 granted patents·210 citations·filing 1979–1980
Top patents by PatentIndex Score
4 records- 0190US4326351ADisplay devicesHEYWOOD JOSEPH RICHARD·Filed 1980·Granted Apr 27, 1982·155 cites·13 claims
- 0273US4262906AReel spinning meansHEYWOOD JOSEPH RICHARD·Filed 1979·Granted Apr 21, 1981·28 cites·2 claims
- 0365US4276894AAutomatic coin dispenserHEYWOOD JOSEPH RICHARD·Filed 1979·Granted Jul 7, 1981·16 cites·3 claims
- 0447US4426082AImprovements to poker machines-simulated handle actionHEYWOOD JOSEPH RICHARD·Filed 1980·Granted Jan 17, 1984·11 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when HEYWOOD JOSEPH RICHARD 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 →