Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10305119 | Titanium material or titanium alloy material having surface electrical conductivity and method for producing the same, and fuel cell separator and fuel cell using the same | Kazuhiro Takahashi, Masanari Kimoto, Junko IMAMURA, Kiyonori Tokuno, Atsuhiko Kuroda | 2019-05-28 |
| 10074857 | Titanium or titanium alloy material for fuel cell separator having high contact conductivity with carbon and high durability, fuel cell separator including the same, and manufacturing method therefor | Hiroshi Kihira, Yuuichi Yosida, Takumi Nishimoto, Koki Tanaka, Masao Kimura +3 more | 2018-09-11 |
| 10033052 | Titanium material or titanium alloy material having surface electrical conductivity, and fuel cell separator and fuel cell using the same | Kazuhiro Takahashi, Masanari Kimoto, Junko IMAMURA, Kiyonori Tokuno, Atsuhiko Kuroda | 2018-07-24 |
| 9947942 | Titanium material or titanium alloy material for fuel cell separator having high contact conductivity with carbon and high durability, fuel cell separator including the same, and fuel cell | Kazuhiro Takahashi, Hiroshi Kihira, Kiyonori Tokuno, Takumi Nishimoto, Koki Tanaka | 2018-04-17 |