William I. Brobeck

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Moraga, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Automatic tennis court drying machine
- Patent number 7,454,846
- Issue date Nov 25, 2008
- William I. Brobeck
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Restorable sand or pellet pile device
- Patent number 7,097,569
- Issue date Aug 29, 2006
- William I. Brobeck
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Energy credit card system
- Patent number 6,978,931
- Issue date Dec 27, 2005
- William I. Brobeck
- G07 - CHECKING-DEVICES

Patents Applicationslast 30 patents

Information Patent Application
High efficiency apparatus for selectively heating and/or cooling th...
- Publication number 20170071784
- Publication date Mar 16, 2017
- William I. Brobeck
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Automatic tennis court drying machine
- Publication number 20070234502
- Publication date Oct 11, 2007
- William I. Brobeck
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Energy credit card system
- Publication number 20040206813
- Publication date Oct 21, 2004
- William I. Brobeck
- G07 - CHECKING-DEVICES
Information Patent Application
Restorable sand or pellet pile device
- Publication number 20030027647
- Publication date Feb 6, 2003
- William I. Brobeck
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Restorable sand or pellet pile amusement device
- Publication number 20020014391
- Publication date Feb 7, 2002
- William I. Brobeck
- A63 - SPORTS GAMES AMUSEMENTS