Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12334569 | Battery cell | Masahiro Ohta, Kosei MIYATA | 2025-06-17 |
| 11597136 | Filament winding apparatus and filament winding method | Kosuke TATSUSHIMA, Kenta UMETSU | 2023-03-07 |
| 11358829 | Filament winding apparatus | Kosuke TATSUSHIMA, Hiroyuki Takahashi, Kenta UMETSU | 2022-06-14 |
| 11267188 | Mandrel structure and manufacturing method thereof | Masanori Totsuka, Yoshikazu Shinnabe, Koei FUJIKI, Keisuke Matsuzaka | 2022-03-08 |
| 11230048 | Mandrel for manufacturing fiber reinforced resin vessel | Masanori Totsuka, Koei FUJIKI, Yoshikazu Shinnabe, Keisuke Matsuzaka | 2022-01-25 |