Robert Huizenger

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Woodridge, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for discriminating different coins in free fall
- Patent number 6,098,777
- Issue date Aug 8, 2000
- Coin Mechanisms, Inc.
- Kirk D. Hoffman
- G07 - CHECKING-DEVICES
Information Patent Grant
Coin detector and identifier apparatus and method
- Patent number 5,823,315
- Issue date Oct 20, 1998
- Coin Mechanisms, Inc.
- Kirk D. Hoffman
- G07 - CHECKING-DEVICES
Information Patent Grant
Coin detector and identifier apparatus and method
- Patent number 5,568,855
- Issue date Oct 29, 1996
- Coin Mechanisms, Inc.
- Kirk D. Hoffman
- G07 - CHECKING-DEVICES

Patents Applicationslast 30 patents

Information Patent Application
OLED rocker switch
- Publication number 20080135388
- Publication date Jun 12, 2008
- GAMESMAN LIMITED
- George Hoehne
- H01 - BASIC ELECTRIC ELEMENTS