Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6313589 | Power supply circuit for traffic signal lights utilizing LEDs | Yasumasa Kobayashi | 2001-11-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6313589 | Power supply circuit for traffic signal lights utilizing LEDs | Yasumasa Kobayashi | 2001-11-06 |