Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11267188 | Mandrel structure and manufacturing method thereof | Yohei NOJI, Yoshikazu Shinnabe, Koei FUJIKI, Keisuke Matsuzaka | 2022-03-08 |
| 11230048 | Mandrel for manufacturing fiber reinforced resin vessel | Koei FUJIKI, Yohei NOJI, Yoshikazu Shinnabe, Keisuke Matsuzaka | 2022-01-25 |
| 7919179 | Resin-coated sand for multilayer mold | Hiroshi Furusawa, Naohisa Shibata | 2011-04-05 |