Calgary
Canada
4
2010-08-26
4
2013-06-25
These are the the leading inventors for applications assigned to PII (Canada) Limited:
PII (Canada) Limited based in Calgary, CA has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:
Motor controlled speed pipeline apparatus and method
#2 | 2010-08-26 ✅ Patent 8,286,479 granted on 2012-10-16Motorless speed control pipeline apparatus and method
#3 | 2010-01-28 ✅ Patent 7,975,342 granted on 2011-07-12Device for moving a pig through a conduit, such as a pipeline
#4 | 2008-06-19 ✅ Patent 8,011,052 granted on 2011-09-06Device for cleaning multidiameter pipelines
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