Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8084121 | Fine carbon fiber with linearity and resin composite material using the same | Koichiro Yonetake, Tatsuhiro Takahashi, Ryuji Yamamoto | 2011-12-27 |
| 7879442 | Composite of vapor grown carbon fiber and inorganic fine particle and use thereof | Chiaki Sotowa, Ryuji Yamamoto | 2011-02-01 |