Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8927326 | Organic electroluminescence element, production method thereof, organic EL display device, organic EL lighting, and apparatus for producing organic electroluminescence element | Yoshimasa Bando, Kiyoshi Sugiyama | 2015-01-06 |
| 4989513 | Method for printing test and apparatus for doing the same | Yukio TODA, Toru Takahashi, Haruhito Arakawa | 1991-02-05 |