MR

Mark Gerrit Roelofs

EA E.I. Du Pont De Nemours And: 3 patents #25 of 366Top 7%
TO Toyota: 2 patents #433 of 2,945Top 15%
📍 Earleville, MD: #2 of 2 inventorsTop 100%
🗺 Maryland: #216 of 3,445 inventorsTop 7%
Overall (2016): #62,821 of 481,213Top 15%
3
Patents 2016

Issued Patents 2016

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9461312 Electrode for fuel cell, manufacturing method of electrode for fuel cell, polymer electrolyte fuel cell and catalyst ink Masanori Aimu, Randal L. Perry, Robert Clayton Wheland, Ralph Munson Aten 2016-10-04
9431661 Cathode catalyst layer, membrane electrode assembly and polymer electrolyte fuel cell and manufacturing method thereof Nobuaki Nonoyama, Masanori Aimu, Randal L. Perry, Robert Clayton Wheland, Ralph Munson Aten 2016-08-30
9391322 Cathode material and battery Jun Liu 2016-07-12