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Home
Stocks
TEN
Utility Patents
Tsakos Energy Navigation Limited
Utility Patents
Last updated:
26 Sep 2025
List of all Tsakos Energy Navigation Limited patents
14 in total
All
Design
Utility application
Utility grant
Status
Patent
Filling date
Issue date
Grant
Utility:
Coated piston ring for an internal combustion engine
External link
Filling date:
26 Sep 2025
Issue date:
21 Jun 2022
9 Sep 2019
21 Jun 2022
Grant
Utility:
Piston with enhanced undercrown cooling
External link
Filling date:
26 Sep 2025
Issue date:
26 Apr 2022
19 Aug 2021
26 Apr 2022
Grant
Utility:
Multilayer static gasket, distance layer with improved stopper region therefor, and method of construction thereof
External link
Filling date:
26 Sep 2025
Issue date:
23 Nov 2021
20 Sep 2019
23 Nov 2021
Grant
Utility:
Piston ring with wear resistant coating
External link
Filling date:
26 Sep 2025
Issue date:
19 Oct 2021
13 Sep 2018
19 Oct 2021
Grant
Utility:
Combustion engine components with dynamic thermal insulation coating and method of making and using such a coating
External link
Filling date:
26 Sep 2025
Issue date:
7 Sep 2021
2 Mar 2020
7 Sep 2021
Grant
Utility:
Corona ignition device with improved electrical performance
External link
Filling date:
26 Sep 2025
Issue date:
27 Jul 2021
23 Oct 2019
27 Jul 2021
Grant
Utility:
Brake pad backing plate
External link
Filling date:
26 Sep 2025
Issue date:
27 Jul 2021
16 May 2019
27 Jul 2021
Grant
Utility:
Piston ring with inlaid DLC coating and method of manufacturing
External link
Filling date:
26 Sep 2025
Issue date:
13 Jul 2021
7 Feb 2019
13 Jul 2021
Grant
Utility:
Concurrent method for resonant frequency detection in corona ignition systems
External link
Filling date:
26 Sep 2025
Issue date:
29 Jun 2021
17 Dec 2018
29 Jun 2021
Grant
Utility:
Optimized barrier discharge device for corona ignition
External link
Filling date:
26 Sep 2025
Issue date:
1 Jun 2021
17 Oct 2019
1 Jun 2021
Grant
Utility:
Thermally insulated engine components using a ceramic coating
External link
Filling date:
26 Sep 2025
Issue date:
4 May 2021
23 Dec 2019
4 May 2021
Grant
Utility:
Thermal barrier cylinder liner insert
External link
Filling date:
26 Sep 2025
Issue date:
2 Mar 2021
28 Nov 2018
2 Mar 2021
Grant
Utility:
Powder metal material for wear and temperature resistance applications
External link
Filling date:
26 Sep 2025
Issue date:
23 Feb 2021
27 Jan 2020
23 Feb 2021
Grant
Utility:
Steel piston crown and/or combustion engine components with dynamic thermal insulation coating and method of making and using such a coating
External link
Filling date:
26 Sep 2025
Issue date:
29 Dec 2020
20 Dec 2017
29 Dec 2020
Showing
1
to
14
of
14
patents.
1