AO

Akihisa Okumura

IC Ict Co.: 4 patents #6 of 32Top 20%
IT International Catalyst Technology: 4 patents #7 of 27Top 30%
UC Umicore Shokubai Japan Co.: 3 patents #12 of 36Top 35%
MM Mitsubishi Motors: 2 patents #508 of 1,823Top 30%
UU Umicore Shokubai Usa: 2 patents #5 of 12Top 45%
📍 Himeji, JP: #309 of 1,500 inventorsTop 25%
Overall (All Time): #736,017 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
9404406 Catalyst for use in a process for purifying exhaust gas from gasoline engines of a fuel-direct-injection type Masao Hori, Makoto Horiuchi 2016-08-02
8938953 Exhaust gas purifying method Kinichi Iwachido, Ken Tanabe, Takayuki Onodera, Masanori Ide, Hiroaki Ohhara +2 more 2015-01-27
8722001 Catalyst for purification of exhaust gas and method for purification using the same Mariko Ono 2014-05-13
8318630 Catalyst for removing nitrogen oxides and method for removing nitrogen oxides using the same Takuji Nakane, Naohiro Kato 2012-11-27
8263009 Exhaust gas purifying catalyst Kinichi Iwachido, Takayuki Onodera, Masanori Ide, Hiroaki Ohhara, Mariko Ono +1 more 2012-09-11
7981834 Adsorbent for hydrocarbons, catalyst for exhaust gas purification and method for exhaust gas purification Hideki Goto 2011-07-19
6214307 Exhaust gas purifying catalyst and exhaust gas purifying method Masao Hori, Hideki Gotoh, Makoto Horiuchi 2001-04-10