P

Assignee

PREINER MICHAEL JOHN

US4 patents

Top patents by PatentIndex Score

US8472023B2Jun 25, 2013

Measurement of nitrate-nitrogen concentration in soil based on absorption spectroscopy

PREINER MICHAEL JOHN12 citations91
US8325336B2Dec 4, 2012

Automated soil measurement device

PREINER MICHAEL JOHN15 citations91
US8144319B2Mar 27, 2012

Automated soil measurement device

PREINER MICHAEL JOHN24 citations91
US8477295B2Jul 2, 2013

Automated soil measurement device

PREINER MICHAEL JOHN20 citations90