James A. Ashford

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Portola Valley, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Segmented light curtain with keyed interfaces
- Patent number 6,680,469
- Issue date Jan 20, 2004
- Scientific Technologies Incorporated
- Boris Shteynberg
- G01 - MEASURING TESTING
Information Patent Grant
Mixed architecture light curtain system
- Patent number 6,635,862
- Issue date Oct 21, 2003
- Scientific Technologies Incorporated
- Boris Shteynberg
- G01 - MEASURING TESTING
Information Patent Grant
Modular articulated light curtain
- Patent number 6,297,498
- Issue date Oct 2, 2001
- Scientific Technologies Incorporated
- Boris Shteynberg
- G01 - MEASURING TESTING
Information Patent Grant
Modular articulated light curtain
- Patent number 6,294,777
- Issue date Sep 25, 2001
- Scientific Technologies Incorporated
- Boris Shteynberg
- G01 - MEASURING TESTING
Information Patent Grant
Method of operating light curtain with deactivated zone control
- Patent number 5,281,809
- Issue date Jan 25, 1994
- Scientific Technologies Incorporated
- E. Peter Anderson
- G01 - MEASURING TESTING
Information Patent Grant
Segmented light curtain system and method
- Patent number 5,198,661
- Issue date Mar 30, 1993
- Scientific Technologies Incorporated
- E. Peter Anderson
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Apparatus and method for laser scanner cleaning and protection
- Publication number 20060068696
- Publication date Mar 30, 2006
- James A. Ashford
- G08 - SIGNALLING
Information Patent Application
Mixed architecture light curtain system
- Publication number 20010040213
- Publication date Nov 15, 2001
- Boris Shteynberg
- G01 - MEASURING TESTING
Information Patent Application
Segmented light curtain with keyed interfaces
- Publication number 20010025918
- Publication date Oct 4, 2001
- Boris Shteynberg
- G01 - MEASURING TESTING