Assignee

DEW ENG AND DEVELOPMENT ULC

CA·2 granted patents·5 citations·filing 2016–2018

Technology mixB23P2 B62D2

Top patents by PatentIndex Score

2 records

0180US10683044B2Track changing apparatus and methods associated therewithDEW ENG AND DEVELOPMENT ULC·Filed 2018·Granted Jun 16, 2020·2 cites·21 claims
0270US9981704B2Track changing apparatus and methods associated therewithDEW ENG AND DEVELOPMENT ULC·Filed 2016·Granted May 29, 2018·3 cites·5 claims

Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →