Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8124967 | Organic electroluminescence element and production method thereof | Yasuhiro Iizumi | 2012-02-28 |
| 7718352 | Process for producing electroluminescent element | Tomoyuki Tachikawa, Keisuke Hashimoto | 2010-05-18 |
| 7329479 | Process for production of electroluminescent element and electroluminescent element | Tomoyuki Tachikawa, Kiyoshi Itoh | 2008-02-12 |
| 7294452 | Light emitting element and process for producing the same | Tomoyuki Tachikawa | 2007-11-13 |
| 6836307 | Process of producing multicolor optical element | — | 2004-12-28 |