HS

Hiroki Sumikawa

TO Toyota: 6 patents #4,786 of 26,838Top 20%
Overall (All Time): #818,874 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11450874 Fuel cell unit Hiroyuki Sekine, Masahiro Katayama, Masahiko Morinaga 2022-09-20
10978729 Fuel cell housing case 2021-04-13
10780788 High voltage component assembly and power supply system for vehicle 2020-09-22
10777826 Fuel cell system 2020-09-15
10730399 Fuel cell vehicle 2020-08-04
10202029 High voltage unit Hiroyuki Sekine 2019-02-12