Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9780308 | Composition and light emitting device using the same | Tomoya Nakatani, Shigeru Sasaki | 2017-10-03 |
| 5736546 | 1,4-(diphenlyalkyl) piperazine derivatives | Yoichi Kawashima, Junzo Matsumoto, Kiyoshi Matsuno, Toshihiko Senda | 1998-04-07 |