Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7951313 | Spinning apparatus, and apparatus and process for manufacturing nonwoven fabric | Yasuko Matsubayashi, Yukio Kojima, Syuichi Murata | 2011-05-31 |
| 7780883 | Method and apparatus of producing fibrous aggregate | Yukio Kojima, Masaaki Kawabe | 2010-08-24 |
| 7616428 | Separator for electric double layer capacitor and electric double layer capacitor containing same | Takeshi Kobayashi, Masaaki Kawabe, Fuminori Kimura | 2009-11-10 |