HY

Hisao Yamashita

HI Hitachi: 4 patents #146 of 3,189Top 5%
📍 Kofu, JP: #3 of 24 inventorsTop 15%
Overall (2005): #12,234 of 245,428Top 5%
4
Patents 2005

Issued Patents 2005

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6942841 Process for treating fluorine compound-containing gas Shuichi Kanno, Toshiaki Arato, Shinzo Ikeda, Ken Yasuda, Shigeru Azuhata +2 more 2005-09-13
6883305 Method for cleaning exhaust gas from an internal combustion engine Hidehiro Iizuka, Kojiro Okude, Masato Kaneeda, Kousei Nagayama, Osamu Kuroda +1 more 2005-04-26
6855305 Process for treating fluorine compound-containing gas Shuichi Kanno, Toshiaki Arato, Shinzo Ikeda, Ken Yasuda, Shigeru Azuhata +2 more 2005-02-15
6841511 Internal combustion engine exhaust gas purification apparatus, exhaust gas purification process and exhaust gas purification catalyst Masato Kaneeda, Kojiro Okude, Hidehiro Iizuka, Toshio Ogawa, Kousei Nagayama +4 more 2005-01-11