Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5605768 | Magnetic marker and manufacturing method therefor | Shinji Furukawa, Kazuki OKA, Toshiyuki Hirano, Isamu Ogasawara | 1997-02-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5605768 | Magnetic marker and manufacturing method therefor | Shinji Furukawa, Kazuki OKA, Toshiyuki Hirano, Isamu Ogasawara | 1997-02-25 |