Canadian National Railway Co - Company Profile
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View up-to-date information on Canadian National Railway Co patents, including inventor and filing insights.
Patent Trends
| Publication Identifier | Document Type | Title | Classification-CPC | Publication Date |
|---|---|---|---|---|
| US20220253758A1 | Application | METHOD AND SYSTEM FOR INSPECTING RAILWAY TRACKS | B61L23/04; G06F16/2455; G06F16/248; G06F3/0482; G06F40/174; G06Q10/06; G06Q10/063114; G06Q30/018; G06Q50/06; G06Q50/30 | August 11, 2022 |
| CA3115247C | Grant | METHOD AND SYSTEM FOR MANAGING INSPECTION OPERATIONS IN A RAILWAY INFRASTRUCTURE | B61L23/04; G06F16/2455; G06F16/248; G06F3/0482; G06F40/174; G06Q10/06; G06Q10/063114; G06Q30/018; G06Q50/06; G06Q50/30 | May 24, 2022 |
| CA2884646C | Grant | END-OF-CAR ENERGY MANAGEMENT SYSTEM FOR RAILCARS | B61G9/04; B61G9/10; B61G9/12; B61G9/18 | May 03, 2022 |
| CA3101150C | Grant | METHOD AND SYSTEM FOR INSPECTION OF RAILWAY TRACKS | B61L23/04; G06F16/2455; G06F16/248; G06F3/0482; G06F40/174; G06Q10/06; G06Q10/063114; G06Q30/018; G06Q50/06; G06Q50/30 | November 30, 2021 |
| US20210340046A1 | Application | DEVICE FOR DEWATERING AND METHOD OF MAKING SAME | C02F11/12; D03D1/00; D03D13/008; D03D15/217; D03D15/573; D10B2505/04; D10B2505/204 | November 04, 2021 |
Top Inventors by Filings (Count by publication)
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