Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11759852 | Installation structure for die casting sleeve, and die casting sleeve | Shinji Kajita | 2023-09-19 |
| 11028467 | Metal-based composite material | Sadayasu Takayama, Shinji Kajita | 2021-06-08 |