Assignee
WILLIAMETTE VALLEY COMPANY
US·3 granted patents·50 citations·filing 1997–2006
Top patents by PatentIndex Score
3 records- 0172US5962809AApparatus and method for protecting underground cablesWILLIAMETTE VALLEY COMPANY·Filed 1997·Granted Oct 5, 1999·43 cites·45 claims
- 0258US7632557B2Method for restoring used railroad ties and the restored railroad ties formed therebyWILLIAMETTE VALLEY COMPANY·Filed 2006·Granted Dec 15, 2009·3 cites·19 claims
- 0357US6635737B1Polymers derived from low unsaturation polyaminesWILLIAMETTE VALLEY COMPANY·Filed 2001·Granted Oct 21, 2003·4 cites·43 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →