Donald E. McGrath — 3 Patents at Iboco

Donald E. McGrath has been granted 3 US patents while listed as an inventor at Iboco. The first was granted in 1997 and the most recent in December 1998. Donald E. McGrath ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Donald E. McGrath in Benson, MN, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
5850620	Method of fertilizer application	Andrey V. Skotnikov	1998-12-15
5768128	System for determining fertilizer blend and application rate method and apparatus for determining optimum fertilizer blends, based on a plurality of factors, to match field nutrient requirements	Wayne Thompson	1998-06-16
5668719	Method of fertilizer application and field treatment	Vladimer A. Bobrov, Nickolay A. Kan, Tamara G. Yanchevskaya, Andrey V. Skotnikov	1997-09-16

Donald E. McGrath — 3 Patents

Issued Patents All Time

Patent Widget