Leonard Eva

Follow

Person

Calgary, CA

People

Patents Grantslast 30 patents

Information Patent Grant
Electric generating precipitation collection system
- Patent number 11,635,056
- Issue date Apr 25, 2023
- Leonard Eva
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...

Patents Applicationslast 30 patents

Information Patent Application
Electric Generating Precipitation Collection System
- Publication number 20230055645
- Publication date Feb 23, 2023
- Leonard Eva
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
Precipitation and Conveyor System Operated Electrical Generation Sy...
- Publication number 20210262432
- Publication date Aug 26, 2021
- Leonard Eva
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL