Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5094184 | Capsule sealing apparatus | Taizo Yamamoto, Tomokazu Ishimoto, Yoshihisa Kawaguchi | 1992-03-10 |
| 4251711 | Low-hydrogen coated electrode | Takeshi Koshio, Motohiro Otawa | 1981-02-17 |