HK

Haruo Kumagai

NU National University Corporation Gunma University: 2 patents #32 of 263Top 15%
NU National University Corporation Hokkaido University: 2 patents #130 of 825Top 20%
NI Nisshinbo Industries: 2 patents #27 of 115Top 25%
Overall (All Time): #2,074,217 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10392249 Hydrogen storage carbon material Jun-ichi Ozaki, Asao Oya, Takafumi Ishii, Takuya Maie, Rieko Kobayashi +1 more 2019-08-27
8475687 Hydrogen storing carbon material Chihiro Fujii, Yasuhiro Oshima, Takeaki Kishimoto, Rieko Kobayashi, Akiko Taira +1 more 2013-07-02