Assignee
ZENHAEUSERN HEINRICH
CH·4 granted patents·69 citations·filing 1985–1987
Top patents by PatentIndex Score
4 records- 0157US4702349AAnchor stepZENHAEUSERN HEINRICH·Filed 1986·Granted Oct 27, 1987·25 cites·10 claims
- 0256US4771861AEncapsulated anchor rung and process for making sameZENHAEUSERN HEINRICH·Filed 1987·Granted Sep 20, 1988·19 cites·3 claims
- 0352US4660681AAnchor and climbing rungZENHAEUSERN HEINRICH·Filed 1985·Granted Apr 28, 1987·21 cites·3 claims
- 0431US4840761AProcess for making encapsulated anchor rungZENHAEUSERN HEINRICH·Filed 1987·Granted Jun 20, 1989·4 cites·5 claims
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