Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D492026 | Snorkel | — | 2004-06-22 |
| 6749370 | Buoyancy compensating jacket | Haruo Kawashima, Minoru Takeuchi, Kenji Kawana | 2004-06-15 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D492026 | Snorkel | — | 2004-06-22 |
| 6749370 | Buoyancy compensating jacket | Haruo Kawashima, Minoru Takeuchi, Kenji Kawana | 2004-06-15 |