HK

Hiroki Kusakabe

Sumitomo Electric Industries: 2 patents #687 of 3,885Top 20%
Overall (2003): #64,532 of 273,478Top 25%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6579639 Polymer electrolyte fuel cell Hisaaki Gyoten, Makoto Uchida, Eiichi Yasumoto, Yasushi Sugawara, Yoshihiro Hori 2003-06-17
6541144 Fuel cell system Hisaaki Gyoten, Eiichi Yasumoto, Osamu Sakai 2003-04-01