Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12251864 | Mold device and injection molding method | Tsukasa Ishiwata, Jyunya Sano, Hiroya Ito | 2025-03-18 |
| 12163639 | Cover body | Takamasa Yagi, Akira Watanabe, Taro Fujisawa, Tomonori Iida, Daisuke Okitsu | 2024-12-10 |
| 6866726 | Non-austemper treated spheroidal graphite cast iron | Katsumi Suzuki, Yoshio Ohba, Takahiro Ono | 2005-03-15 |
| 4980247 | Apparatus for supplementing electrolyte to matrix-type fuel cell | — | 1990-12-25 |