Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11762643 | System using blockchain | — | 2023-09-19 |
| RE48686 | Ink-jet printer | Hirohito Kubota | 2021-08-17 |
| 10704440 | Exhaust purification system of internal combustion engine | Kenji Katayama, Noritaka Masumitsu, Ryoko Yamada | 2020-07-07 |
| 10677124 | Exhaust purification filter | Noritaka Masumitsu, Ryoko Yamada | 2020-06-09 |
| 10344643 | Exhaust purification system of internal combustion engine | Kenji Katayama, Noritaka Masumitsu, Ryoko Yamada | 2019-07-09 |
| 9937711 | Inkjet printer | — | 2018-04-10 |
| 9586412 | Ink-jet printer | Hirohito Kubota | 2017-03-07 |
| 8777216 | Image forming apparatus | Masaaki Shinohara | 2014-07-15 |