Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9871210 | Naphthotriazole derivatives and organic electroluminescence devices | Makoto Nagaoka, Shigetaka Numazawa, Mari Toriya, Shigeru Kusano | 2018-01-16 |
| 9196839 | Compound having triphenylamine structure, and organic electroluminescent device | Norimasa Yokoyama, Makoto Nagaoka, Kouki KASE, Shigeru Kusano | 2015-11-24 |
| 8905202 | Brake drum | Takahiro Nobe | 2014-12-09 |