JG

John A. Greaves

ZL Zenco (No. 4) Limited: 3 patents #1 of 9Top 15%
📍 Ankeny, IA: #2 of 13 inventorsTop 20%
🗺 Iowa: #37 of 653 inventorsTop 6%
Overall (1997): #14,849 of 185,788Top 8%
3
Patents 1997

Issued Patents 1997

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5694700 Method and instrument for the preparation of pollen for cryogenic storage Raymond Russotti 1997-12-09
5689914 Method of hybrid crop production using dehydrated pollen from storage Alan F. Hawkins, Raymond Russotti 1997-11-25
5596838 Method and instrument for the preparation of pollen for cryogenic storage Norman Cloud, Martin A. Stoecker, Raymond Russotti 1997-01-28