Assignee
JOHNSON JR ROBERT H
US·2 granted patents·76 citations·filing 1987–1988
Top patents by PatentIndex Score
2 records- 0181US4785604ACollapsible gridworks for forming structures by confining fluent materialsJOHNSON JR ROBERT H·Filed 1987·Granted Nov 22, 1988·44 cites·53 claims
- 0270US4945689ACollapsible gridwork for forming structures by confining fluent materialsJOHNSON JR ROBERT H·Filed 1988·Granted Aug 7, 1990·32 cites·21 claims
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