Alfred Williams

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Benicia, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Double-kingpin skateboard truck incorporating a novel keyway slot a...
- Patent number 10,695,654
- Issue date Jun 30, 2020
- Alfred C. Williams
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Double kingpin skateboard truck incorporating a double hole bushing
- Patent number 9,145,030
- Issue date Sep 29, 2015
- Alfred Williams
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
DOUBLE-KINGPIN SKATEBOARD TRUCK INCORPORATING A NOVEL KEYWAY SLOT A...
- Publication number 20200179791
- Publication date Jun 11, 2020
- Alfred C. Williams
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
DOUBLE KINGPIN SKATEBOARD TRUCK INCORPORATING A DOUBLE HOLE BUSHING
- Publication number 20140151972
- Publication date Jun 5, 2014
- Alfred Williams
- B60 - VEHICLES IN GENERAL