Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6975066 | Organic EL element | Jun Maruyama, Hiroshi Ohkawa | 2005-12-13 |
| 6570337 | Luminous display unit | Jun Maruyama | 2003-05-27 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6975066 | Organic EL element | Jun Maruyama, Hiroshi Ohkawa | 2005-12-13 |
| 6570337 | Luminous display unit | Jun Maruyama | 2003-05-27 |