TK

Tadashi Kisen

IC Idemitsu Kosan Co.: 7 patents #211 of 1,237Top 20%
Overall (All Time): #725,966 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
10435641 Refrigerator lubricating oil and mixed composition for refrigerator Masato Kaneko, Takahiro Hoshida 2019-10-08
10351794 Lubricating oil composition Shinji Aoki 2019-07-16
9719044 Lubricating oil composition for refrigerating machines Tomoya Matsumoto 2017-08-01
9683190 Lubricant for compression type refrigerating machines Tomoya Matsumoto 2017-06-20
9644168 Lubricating oil composition for refrigerating machines Tomoya Matsumoto 2017-05-09
7510648 Method for desulfurization of liquid hydrocarbons and process for production of hydrogen for fuel cells Hiroto Matsumoto, Hisashi Katsuno, Kazuhito Saito 2009-03-31
6046128 Method of manufacturing catalyst for purifying exhaust gas Yoshimi Kawashima 2000-04-04