Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10642192 | Developing device having a feeding screw with multiple blade portions | Osamu Ariizumi, Shunsuke Tsuda, Mitsuyoshi Arakawa, Fumiyoshi Saito | 2020-05-05 |
MO
Masahiro Ootsuka
Overall (2020): #358,234 of 565,922Top 65%
1
Patents 2020