Assignee
JANSSON JAN E
3 granted patents·86 citations·filing 1990–1993
Technology mixE02B1
Top patents by PatentIndex Score
3 records- 0188US5108222AArticulated, predominantly concrete matJANSSON JAN E·Filed 1990·Granted Apr 28, 1992·73 cites·7 claims
- 0255USD357748SRetaining wall blockJANSSON JAN E·Filed 1993·Granted Apr 25, 1995·9 cites·1 claims
- 0339USD353680SRetaining wall blockJANSSON JAN E·Filed 1993·Granted Dec 20, 1994·4 cites·1 claims
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