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William K. Leonard
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River Falls, WI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for electric
Patent number
8,323,554
Issue date
Dec 4, 2012
William K. Leonard
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method and apparatus for electric treatment of substrates
Patent number
7,985,060
Issue date
Jul 26, 2011
William K. Leonard
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method and apparatus for electric treatment of substrates
Patent number
7,758,327
Issue date
Jul 20, 2010
William K. Leonard
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method and apparatus for electric treatment of substrates
Patent number
7,553,440
Issue date
Jun 30, 2009
William K. Leonard
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Method and apparatus for electric
Publication number
20110254384
Publication date
Oct 20, 2011
William K. Leonard
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method and apparatus for electric treatment of substrates
Publication number
20100263696
Publication date
Oct 21, 2010
William K. Leonard
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method and apparatus for electric treatment of substrates
Publication number
20090272269
Publication date
Nov 5, 2009
William K. Leonard
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method and apparatus for electric treatment of substrates
Publication number
20060254419
Publication date
Nov 16, 2006
William K. Leonard
H01 - BASIC ELECTRIC ELEMENTS