Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11198281 | Laminated film for fiber adhesion and/or fiber sheet surface protection and thermosetting composition for fiber adhesion and/or fiber sheet surface protection | Katsuhiko Katsuma | 2021-12-14 |
| 11143264 | Cylinder apparatus | — | 2021-10-12 |
| 11110542 | Friction pressure welding method | Hidetoshi Fujii, Yoshiaki Morisada | 2021-09-07 |
| 11073190 | Cylinder apparatus | Umi TANABE | 2021-07-27 |