35 Utility Patents
#17 in Andover, MN
#1,350 in Minnesota
#37,274 in US
#71,383 in the World
Forward Citations = 186
Company Filing History:

Mcneff Research Consultants, Inc.
Zirchrom Separations, Inc.
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#17 in Andover, MN
#1,350 in Minnesota
#37,274 in US
#71,383 in the World
Company Filing History:

Get your Inventor Badge Today