Jonathan Duncan RITCHIE

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Bowen Island, CA

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Patents Grantslast 30 patents

Information Patent Grant
Decouplable focal distance controller and indicator
- Patent number 11,703,740
- Issue date Jul 18, 2023
- Jonathan Duncan Ritchie
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
DECOUPLABLE FOCAL DISTANCE CONTROLLER AND INDICATOR
- Publication number 20220365404
- Publication date Nov 17, 2022
- Focusbug Technologies Inc.
- Jonathan Duncan RITCHIE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE