Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5271652 | Opening/closing assisting device for loading deck side plate | Masayoshi Ohishi | 1993-12-21 |
| 4553327 | Ruler device for use in marking-off | — | 1985-11-19 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5271652 | Opening/closing assisting device for loading deck side plate | Masayoshi Ohishi | 1993-12-21 |
| 4553327 | Ruler device for use in marking-off | — | 1985-11-19 |