Assignee
DICKINSON HARRY D
US·8 granted patents·672 citations·filing 1977–1987
Top patents by PatentIndex Score
8 records- 0196US4715742AManually depressible automatically deployable spring balanced bollardDICKINSON HARRY D·Filed 1986·Granted Dec 29, 1987·135 cites·18 claims
- 0295US4576508ABollard trafficway barrier and vehicle arrest systemDICKINSON HARRY D·Filed 1984·Granted Mar 18, 1986·120 cites·30 claims
- 0393US4490068AHydraulic safety barrier traffic-way controllerDICKINSON HARRY D·Filed 1983·Granted Dec 25, 1984·96 cites·9 claims
- 0492US4318079AMotorized tire barrier and signal barrier traffic-way controllerDICKINSON HARRY D·Filed 1980·Granted Mar 2, 1982·83 cites·19 claims
- 0592US4097170AModular traffic controllerDICKINSON HARRY D·Filed 1977·Granted Jun 27, 1978·72 cites·18 claims
- 0689US4844653ACable-beam trafficway barrierDICKINSON HARRY D·Filed 1987·Granted Jul 4, 1989·71 cites·6 claims
- 0786US4354771AMotorized curb barrier traffic-way controllerDICKINSON HARRY D·Filed 1981·Granted Oct 19, 1982·57 cites·21 claims
- 0880US4158514ASafety traffic controllerDICKINSON HARRY D·Filed 1978·Granted Jun 19, 1979·38 cites·44 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →