Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10406998 | Sheet for license plate, laminate for license plate, and license plate | Toshitaka Nakajima | 2019-09-10 |
| 9519087 | Prismatic retroreflective sheeting with reduced retroreflectivity of infra-red light | Toshitaka Nakajima, Masami Yokoyama | 2016-12-13 |
| 9110235 | Retroreflective sheeting and license plate with reduced retroreflectivity at high entrance angles | Toshitaka Nakajima, Masami Yokoyama, Bruce D. Orensteen | 2015-08-18 |