Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8557191 | Nanocarbon producing apparatus | Eiichi Sugiyama, Katsuki Ide, Kazutaka Kojo | 2013-10-15 |
| 8444948 | Graphite nano-carbon fiber and method of producing the same | Katsuki Ide, Tetsuya Mine, Jun Yoshikawa, Masao Kon, Kazutaka Kojo | 2013-05-21 |
| 7824631 | Nanocarbon generation equipment | Hidetoshi Ibe, Eiichi Sugiyama, Tadashi Imai, Kazutaka Kojo, Kiyoshi Imai | 2010-11-02 |
| 5598712 | Latent heat accumulation system | Yutaka Watanabe, Takayuki Hachimonji, Katsuya Yamashita, Sanae Sekita | 1997-02-04 |
| 5481882 | Latent heat accumulation system | Yutaka Watanabe, Takayuki Hachimonji, Katsuya Yamashita, Sanae Sekita | 1996-01-09 |