Issued Patents 2018
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10145275 | Oil deterioration prevention device | Yasuhiro Saito, Hideto Morishita, Ippei Fukutomi, Katsuichi Miyasaka, Masatoshi Hiyoshi +1 more | 2018-12-04 |
| 10124329 | Oil degradation suppressor | Ippei Fukutomi, Hideto Morishita, Yasuhiro Saito | 2018-11-13 |
| 10112132 | Oil additive and oil filter | Ippei Fukutomi, Katsuichi Miyasaka, Hideto Morishita, Yasuhiro Saito | 2018-10-30 |
| 9957858 | Oil deterioration suppressing apparatus for internal combustion engine | Ippei Fukutomi, Norio Inami | 2018-05-01 |
| 9933007 | Sliding bearing | Katsuhiro Ashihara, Yuichiro Kajiki, Hiroki Takata, Akihiro Honda | 2018-04-03 |
| 9879725 | Sliding bearing | Katsuhiro Ashihara, Yuichiro Kajiki, Hiroki Takata, Akihiro Honda | 2018-01-30 |