HH

Hiroshi Hanaoka

HI Hitachi: 1 patents #1,745 of 4,225Top 45%
Overall (2003): #213,035 of 273,478Top 80%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6596247 Method for purifying exhaust gas from internal combustion engines Hidehiro Iizuka, Ryouta Doi, Toshio Ogawa, Osamu Kuroda, Hisao Yamashita +3 more 2003-07-22