JW

John Woodruffe

Shell Oil Compny: 2 patents #1,477 of 4,423Top 35%
📍 Calgary, CA: #1,801 of 5,407 inventorsTop 35%
Overall (All Time): #2,045,659 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8702834 Sulphur-containing fertilizers and process for the preparation thereof Jany Birgitta Maria Antens, Rafael Alberto Garcia Martinez, Reginald Lambert, Jason Trevor O'Brien, Marinus Johannes Reynhout +1 more 2014-04-22
8668759 Sulphur-containing fertilizers and process for the preparation thereof Jany Birgitta Maria Antens, Sunil Ashtekar, Rafael Alberto Garcia Martinez, Reginald Lambert, Jason Trevor O'Brien +2 more 2014-03-11