Rumen Kishev

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Varna, BG

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Patents Grantslast 30 patents

Information Patent Grant
Method, system and apparatus for reducing fluid drag
- Patent number 11,946,497
- Issue date Apr 2, 2024
- 13 MARI LTD.
- Krassimir Fotev
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
METHOD, SYSTEM AND APPARATUS FOR REDUCING FLUID DRAG
- Publication number 20210388858
- Publication date Dec 16, 2021
- Peer Belt Inc.
- Krassimir Fotev
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS