Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10840472 | Display device and light emitting device | Tatsuya Ichikawa | 2020-11-17 |
| 9263694 | Organic EL element, display device, and illuminating device | Tatsuya Ichikawa | 2016-02-16 |
| 5896006 | Organic thin film light-emitting device having second electrodes layer covering periphery of first electrodes layer | Teruo Kusaka | 1999-04-20 |