Issued Patents 2022
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11400632 | Extruder screw with conveying portions and barrier portions and extrusion methods using the extruder screw and a plurality of barrel blocks | Akiyoshi Kobayashi, Hiroshi Shimizu | 2022-08-02 |
| 11400633 | Extruder screw passages, extruder and extrusion method | Akiyoshi Kobayashi, Takafumi Sameshima, Hiroshi Shimizu | 2022-08-02 |
| 11229889 | Extruder screw with alternately-arranged conveyance portions and extruders and extrusion methods using the extruder screw | Akiyoshi Kobayashi, Takafumi Sameshima | 2022-01-25 |
| 11230033 | Extruder screw including conveyance portions and paths within the conveyance portions, extruder, and extrusion method | Akiyoshi Kobayashi, Takafumi Sameshima | 2022-01-25 |
| 11224991 | Extruder screw having paths within the screw, extruder, and extrusion method | Akiyoshi Kobayashi, Takafumi Sameshima, Hiroshi Shimizu | 2022-01-18 |
| 11220022 | Extruder screw having paths within the screw, extruder, and extrusion method | Akiyoshi Kobayashi, Takafumi Sameshima, Hiroshi Shimizu | 2022-01-11 |