4 Utility and 1 Design Patents
#6,289 in Seattle, WA
#21,812 in Washington
#481,669 in US
rank by utility patentsForward Citations = 22
Company Filing History:

where one patent can have more than one assignee
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#6,289 in Seattle, WA
#21,812 in Washington
#481,669 in US
rank by utility patentsCompany Filing History:

Get your Inventor Badge Today