ST

Shigeki Takeshima

NO Nippon Oil: 5 patents #134 of 773Top 20%
Nissan Motor Co.: 4 patents #1,803 of 8,689Top 25%
JE Jx Nippon Oil & Energy: 3 patents #83 of 416Top 20%
EN Eneos: 2 patents #54 of 206Top 30%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #501,941 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
11111453 Method for lubricating internal combustion engine 2021-09-07
10982168 Cylinder lubricating oil composition for crosshead diesel engine 2021-04-20
9909083 System lubricating oil composition for crosshead diesel engine 2018-03-06
9528060 System oil composition for crosshead diesel engine Naozumi Arimoto 2016-12-27
9222054 Cylinder lubricating oil composition for crosshead-type diesel engine Naozumi Arimoto 2015-12-29
8206035 Low-friction sliding mechanism, low-friction agent composition and method of friction reduction Jean Michel Martin, Shozaburo Konishi, Makoto Kano, Yutaka Mabuchi, Takao Ishikawa +3 more 2012-06-26
8152377 Low-friction sliding mechanism Shozaburo Konishi, Makoto Kano, Yoshiteru Yasuda, Yutaka Mabuchi, Takahiro Hamada +1 more 2012-04-10
8026199 Lubricating oil composition Shigeki Matsui, Koji Hoshino 2011-09-27
7322749 Low-friction sliding mechanism Shozaburo Konishi, Makoto Kano, Yoshiteru Yasuda, Yutaka Mabuchi, Takahiro Hamada +1 more 2008-01-29
6969198 Low-friction sliding mechanism Shozaburo Konishi, Makoto Kano, Yoshiteru Yasuda, Yutaka Mabuchi, Takahiro Hamada +1 more 2005-11-29