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David Alexander Shaw
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Calgary, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Unattended railcar motion control system
Patent number
11,148,688
Issue date
Oct 19, 2021
Enersul Inc.
Mark Charles Engelland
B60 - VEHICLES IN GENERAL
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Patent Grant
Method and apparatus for sulfur fire-watch and detection
Patent number
11,137,348
Issue date
Oct 5, 2021
Enersul Inc.
Carlito Rolland deSouza
G08 - SIGNALLING
Patents Applications
last 30 patents
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Patent Application
ROTODYNAMIC DEGASSING PUMPING UNIT AND ROTOR BEARING DESIGN
Publication number
20230390670
Publication date
Dec 7, 2023
Enersul Inc.
Damien Patrick McFadyen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Unattended Railcar Motion Control System
Publication number
20220032973
Publication date
Feb 3, 2022
Enersul Inc.
Mark Charles Engelland
B60 - VEHICLES IN GENERAL
Information
Patent Application
METHOD AND APPARATUS FOR SULFUR FIRE-WATCH AND DETECTION
Publication number
20200150031
Publication date
May 14, 2020
Enersul Inc.
Carlito Rolland deSouza
G01 - MEASURING TESTING
Information
Patent Application
Unattended Railcar Motion Control System
Publication number
20190248389
Publication date
Aug 15, 2019
Enersul Inc.
Mark Charles Engelland
B60 - VEHICLES IN GENERAL