Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8475692 | Nanofiber manufacturing apparatus and nanofiber manufacturing method | Hiroto Sumida, Takahiro Kurokawa, Kazunori Ishikawa, Yoshiaki Tominaga, Mitsuhiro Takahashi +1 more | 2013-07-02 |
| 8383539 | Fiber manufacturing method, fiber manufacturing apparatus and proton-exchange membrane fuel cell | Hiroto Sumida, Takahiro Kurokawa, Kazunori Ishikawa, Yoshiaki Tominaga, Mitsuhiro Takahashi +1 more | 2013-02-26 |
| 8186987 | Nano-fiber manufacturing apparatus | Hiroto Sumida, Takahiro Kurokawa, Kazunori Ishikawa, Mitsuhiro Takahashi, Yoshiaki Tominaga | 2012-05-29 |
| 8163227 | Nanofiber spinning method and device | Hiroto Sumida, Takahiro Kurokawa, Kazunori Ishikawa, Mitsuhiro Takahashi, Yoshiaki Tominaga | 2012-04-24 |
| 8110136 | Method and apparatus for producing nanofibers and polymer web | Mitsuhiro Takahashi, Yoshiaki Tominaga, Takahiro Kurokawa, Kazunori Ishikawa, Hiroto Sumida | 2012-02-07 |
| 6840969 | High polymer electrolyte fuel cell and electrolyte film-gasket assembly for the fuel cell | Susumu Kobayashi, Masato Hosaka, Kazuhito Hatoh, Hikaru Murakami, Takayuki Onishi | 2005-01-11 |
| 6790552 | Polymer electrolyte fuel cell | Susumu Kobayashi, Masato Hosaka, Kazuhito Hatoh, Hikaru Murakami, Takayuki Onishi | 2004-09-14 |