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1740 Down River Dr., Woodland, WA 98674 (360) 225-5400

Patent Portfolio

Patent No.: 5,963,707 PDF 366k
Method and apparatus for determining and adjusting torque in an electric impact torque wrench
Patent No.: 5,716,083 PDF 1 Mb
Joint assembly and backing mechanism therefor
Patent No.: 5,362,115 PDF 765k
Multi-ring gasket
Patent No.: 5,749,607 PDF 824k
Joint assembly employing multi-ring gasket
Patent No.: 6,260,853 PDF 1.5 Mb
Gasket having centering features
Patent No.: 6,581,941 PDF 1.3 Mb
Gasket having centering features
Patent No.: 6,948.717 PDF 1.6 Mb
Joint assembly employing multi-ring gasket
AT E 196677T1-10 PDF 677k EP 0643815 B1 PDF 1 Mb
CA 213769-09 PDF 2.3 Mb EP 0774092 B1 PDF19k
CA 2224986-26 PDF 1.4 Mb EP 0811126A1 PDF 995k
CH 9519765-25PDF 1.4 Mb Italy 0774092-20 PDF2.1 Mb
DE 69329493 T2 PDF 1 Mb
DE 69426944 T2 PDF 2.1 Mb