KK

Katsuyuki Kishi

TC Toppan Printing Co.: 5 patents #149 of 1,467Top 15%
Overall (All Time): #939,185 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11677081 Membrane electrode assembly and polymer electrolyte fuel cell Madoka OZAWA, Hiroyuki Michi, Yuki Igarashi 2023-06-13
11563226 Membrane-electrode assembly and polymer electrolyte fuel cell 2023-01-24
11545674 Electrode catalyst layer and polymer electrolyte fuel cell 2023-01-03
8546044 Polymer electrolyte, membrane electrode assembly and fuel cell 2013-10-01
8110317 Polyelectrolyte, membrane electrode assembly, fuel cell, and method for producing polyelectrolyte 2012-02-07