Assignee
DAIWA STEEL TUBE IND
JP·4 granted patents·53 citations·filing 1982–2014
Top patents by PatentIndex Score
4 records- 0169US4624489APipe connection method and connecting structureDAIWA STEEL TUBE IND·Filed 1984·Granted Nov 25, 1986·24 cites·8 claims
- 0256US4541659APermanently sealed threadless jointDAIWA STEEL TUBE IND·Filed 1982·Granted Sep 17, 1985·16 cites·2 claims
- 0351US10385436B2Molten metal plating furnace, system for producing and method for producing plated product, and metal plated steel tube obtained by means of said method for producingDAIWA STEEL TUBE IND·Filed 2014·Granted Aug 20, 2019·0 cites·19 claims
- 0446US5251804AMethod for the continuous manufacture of metal-plated steel tubes by molten plating treatmentDAIWA STEEL TUBE IND·Filed 1992·Granted Oct 12, 1993·13 cites·7 claims
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