Assignee
RICHMOND SCREW ANCHOR CO INC
US·7 granted patents·393 citations·filing 1981–1994
Top patents by PatentIndex Score
7 records- 0194US4671554AHoist couplingRICHMOND SCREW ANCHOR CO INC·Filed 1985·Granted Jun 9, 1987·66 cites·57 claims
- 0294US4619096ARebar splicing and anchoringRICHMOND SCREW ANCHOR CO INC·Filed 1981·Granted Oct 28, 1986·72 cites·8 claims
- 0393US5152118ACouplings for concrete reinforcement barsRICHMOND SCREW ANCHOR CO INC·Filed 1991·Granted Oct 6, 1992·103 cites·7 claims
- 0487US5383740ACombination mechanical/grout sleeve coupling for concrete reinforcement barsRICHMOND SCREW ANCHOR CO INC·Filed 1993·Granted Jan 24, 1995·66 cites·9 claims
- 0573US4888922ASetting hoist anchors in poured concrete structuresRICHMOND SCREW ANCHOR CO INC·Filed 1988·Granted Dec 26, 1989·28 cites·26 claims
- 0672US5212920AStrongback attachment system for concrete panel tilt-up constructionRICHMOND SCREW ANCHOR CO INC·Filed 1991·Granted May 25, 1993·34 cites·17 claims
- 0755US5491941ASlippage controlled threaded rebar joint in reinforced concreteRICHMOND SCREW ANCHOR CO INC·Filed 1994·Granted Feb 20, 1996·24 cites·17 claims
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