Jeffrey T. Walkowiak

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Pinellas Park, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
Rudder device for a hydrojet vessel
- Patent number 10,843,778
- Issue date Nov 24, 2020
- Jeffrey T. Walkowiak
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Rudder device for a hydrojet vessel
- Patent number 10,259,552
- Issue date Apr 16, 2019
- Jeffrey T. Walkowiak
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Multi-function auxiliary rudder system for jet propelled watercrafts
- Patent number 8,425,269
- Issue date Apr 23, 2013
- Jeffrey T. Walkowiak
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Auxiliary keel system for marine crafts powered by jet propulsion s...
- Patent number 6,702,630
- Issue date Mar 9, 2004
- Jeffrey T. Walkowiak
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Auxiliary keel system for marine crafts powered by jet propulsion s...
- Patent number 6,561,858
- Issue date May 13, 2003
- Jeffrey T. Walkowiak
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT

Patents Applicationslast 30 patents

Information Patent Application
MULTI-FUNCTION AUXILIARY RUDDER SYSTEM FOR JET PROPELLED WATERCRAFTS
- Publication number 20120285356
- Publication date Nov 15, 2012
- Jeffrey T. Walkowiak
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Application
MULTI-FUNCTION AUXILIARY RUDDER SYSTEM FOR JET PROPELLED WATERCRAFTS
- Publication number 20120285355
- Publication date Nov 15, 2012
- Jeffrey T. Walkowiak
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Application
Auxiliary keel system for marine crafts powered by jet propulsion s...
- Publication number 20030176120
- Publication date Sep 18, 2003
- Jeffrey T. Walkowiak
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT