Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6976803 | Stationary board for blocking lights of oncoming vehicles in medial strip and facilitating nighttime identification of medial strip | Kashichi Hirota | 2005-12-20 |
| 6858165 | Method of manufacturing plastic thin-plate article with protrusions on surface thereof | Kashichi Hirota | 2005-02-22 |