Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8236275 | Process for producing carbon material and alkali activation apparatus | Takuo Ohshida | 2012-08-07 |
| 7625543 | Production process for carbonized product and carbonized product obtained by the same process | Ryusuke Shigematsu, Takahiro Ojima, Takashi Kojima | 2009-12-01 |
| 7256157 | Carbon material for electric double layer capacitor electrodes | Hirotaka Tsuruya, Hitoshi Sakamoto, Yuzuru Takahashi | 2007-08-14 |
| 7008526 | Processes for producing coke, artificial graphite and carbon material for negative electrode of non-aqueous solvent type secondary battery and pitch composition used therefor | Hirotaka Tsuruya, Ryuji Fujiura | 2006-03-07 |
| 6689336 | Carbon foam, graphite foam and production processes of these | Hirotaka Tsuruya, Ryuji Fujiura, Takeshi Koshikawa, Fumitaka Watanabe | 2004-02-10 |
| 6488720 | Anode material for non-aqueous lithium secondary batteries, a method for the production thereof, and batteries using such anode materials | Hitoshi Sakamoto, Yuzuru Takahasi | 2002-12-03 |
| 6228343 | Method for producing isotropic pitch, activated carbon fibers and carbon materials for non-aqueous secondary battery anodes | Takahumi Yoshimura, Yasuhiro Hirai, Yukio Sakai, Nobuyuki Koike, Yuzuru Takahashi +4 more | 2001-05-08 |
| 5944980 | Method for producing isotropic pitch, activated carbon fibers and carbon materials for non-aqueous secondary battery anodes | Takahumi Yoshimura, Yasuhiro Hirai, Yukio Sakai, Nobuyuki Koike, Yuzuru Takahashi +4 more | 1999-08-31 |