Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6234715 | Underwater truss structure | — | 2001-05-22 |
| 5542779 | Wave-damping underwater truss structure | — | 1996-08-06 |
| 5427472 | Underwater truss structure | — | 1995-06-27 |
| 4983286 | Sterilizing water-purifying reagent for drink | Jitsuo Inagaki, Asao Shimanishi | 1991-01-08 |
| 4776963 | Sterilizing water-purifying reagent for drink | Jitsuo Inagaki, Asao Shimanishi | 1988-10-11 |