Douglas Calvert

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Clackamas, OR, US

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Patents Applicationslast 30 patents

Information Patent Application
PORTABLE WINCH
- Publication number 20250237276
- Publication date Jul 24, 2025
- WARN INDUSTRIES, INC.
- Eric Vaughn
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
WINCH WITH ADVANCED ELECTRICAL AND MECHANICAL SMART CONTROLS
- Publication number 20240124277
- Publication date Apr 18, 2024
- WARN INDUSTRIES, INC.
- Douglas Calvert
- B66 - HOISTING LIFTING HAULING
Information Patent Application
WINCH WITH ADVANCED ELECTRICAL AND MECHANICAL SMART CONTROLS
- Publication number 20240125820
- Publication date Apr 18, 2024
- WARN INDUSTRIES, INC.
- Calvin Taylor
- G01 - MEASURING TESTING