Issued Patents 2020
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10753245 | Exhaust gas purification system for internal combustion engine, internal combustion engine, and exhaust gas purification method for internal combustion engine | Daiji Nagaoka, Takayuki Sakamoto | 2020-08-25 |
| 10690073 | Exhaust purification system and catalyst regeneration method | Takayuki Sakamoto, Daiji Nagaoka, Tomohiro Korenaga | 2020-06-23 |
| 10683788 | NOx occlusion amount estimating device and NOx occlusion amount estimating method | Takayuki Sakamoto, Daiji Nagaoka | 2020-06-16 |
| 10677136 | Internal combustion engine control device | Takayuki Sakamoto, Daiji Nagaoka | 2020-06-09 |
| 10675587 | Exhaust purification system | Takayuki Sakamoto, Daiji Nagaoka, Hiroyuki Yuza | 2020-06-09 |
| 10677128 | Exhaust purification system and catalyst regeneration method | Takayuki Sakamoto, Daiji Nagaoka, Hiroyuki Yuza | 2020-06-09 |
| 10669909 | Exhaust purification system | Takayuki Sakamoto, Daiji Nagaoka | 2020-06-02 |
| 10570798 | Exhaust purification system and catalyst regeneration method | Takayuki Sakamoto, Daiji Nagaoka, Hiroyuki Yuza | 2020-02-25 |