Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5601911 | Capsule type retroreflective sheeting | Osamu Tanaka, Manabu Ogawa | 1997-02-11 |
| 5601915 | Retroreflective sheeting | Masaki Yoshizawa, Osamu Tanaka | 1997-02-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5601911 | Capsule type retroreflective sheeting | Osamu Tanaka, Manabu Ogawa | 1997-02-11 |
| 5601915 | Retroreflective sheeting | Masaki Yoshizawa, Osamu Tanaka | 1997-02-11 |