Stephen L. Walczyk

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Weedsport, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Marine screw drive with line cutter
- Patent number 7,416,460
- Issue date Aug 26, 2008
- Stephen L. Walczyk
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Trash collection skimmer boat
- Patent number 7,045,058
- Issue date May 16, 2006
- Barber Welding, Inc.
- Stephen L. Walczyk
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT

Patents Applicationslast 30 patents

Information Patent Application
Marine screw drive with line cutter
- Publication number 20080153366
- Publication date Jun 26, 2008
- Stephen L. Walczyk
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Application
Trash collection skimmer boat
- Publication number 20060065586
- Publication date Mar 30, 2006
- Stephen L. Walczyk
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT