David Charles

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Franklin, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
External rescue and recovery devices and methods for underwater veh...
- Patent number 8,448,592
- Issue date May 28, 2013
- Ocean Server Technology, Inc.
- Jonathan C. Crowell
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT

Patents Applicationslast 30 patents

Information Patent Application
External Rescue and Recovery Devices and Methods for Underwater Veh...
- Publication number 20130233232
- Publication date Sep 12, 2013
- Ocean Server Technology, Inc.
- Jonathan C. Crowell
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Application
EXTERNAL RESCUE AND RECOVERY DEVICES AND METHODS FOR UNDERWATER VEH...
- Publication number 20090107388
- Publication date Apr 30, 2009
- Ocean Server Technology, Inc.
- Jonathan C. Crowell
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT