Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6810100 | Method for treating power plant heater drain water | Shinichi Ohashi | 2004-10-26 |
| 6730398 | Fine carbon and method for producing the same | Ryuji Yamamoto, Tomoyoshi Higashi, Katsuyuki Tsuji | 2004-05-04 |
| 6699582 | Fine carbon fiber, method for producing the same and electrically conducting material comprising the fine carbon fiber | Hitoshi Inoue, Kunio Nishimura, Yutaka Suhara, Satoshi Ohshima, Motoo Yumura | 2004-03-02 |