Issued Patents All Time
Showing 51–55 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8247087 | Compound having oxadiazole ring structure bonded with aromatic heterocyclic ring and organic electroluminescent device | Tetsuzo Miki, Norimasa Yokoyama, Shigeru Kusano, Yoshio Taniguchi, Musubu Ichikawa | 2012-08-21 |
| 8168308 | Compound having pyridoindole ring structure having substituted pyridyl group attached thereto, and organic electroluminescence element | Norimasa Yokoyama, Shigeru Kusano | 2012-05-01 |
| 7977671 | Compound having oxadiazole ring structure substituted with pyridyl group and organic electroluminescence device | Tetsuzo Miki, Makoto Nagaoka, Yoshio Taniguchi, Musubu Ichikawa | 2011-07-12 |
| 7812341 | Compound having oxadiazole ring structure substituted with pyridyl group, and organic electroluminescent device | Tetsuzo Miki, Makoto Nagaoka, Yoshio Taniguchi, Musubu Ichikawa | 2010-10-12 |
| 5216093 | Low-temperature curing epoxy resin composition | Tetsuya Kojimoto | 1993-06-01 |