Hifi Engineering Inc. Trademarks
HIFI
Filed: March 6, 2015
pipe and pipeline failure and leak sensors, fiber optic sensors for detecting leaks or failures in surface or sub-surface…
Owned by: Hifi Engineering Inc.
Serial Number: 86556567
HDS
Filed: December 7, 2015
data acquisition system for use in connection with pipelines and wellbores only that relies on optical inteferometry to…
Owned by: Hifi Engineering Inc.
Serial Number: 86840835
