Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12142770 | Carbon material for use as catalyst carrier of polymer electrolyte fuel cell and method of producing the same | Takashi Iijima, Kenichiro Tadokoro, Masataka Hiyoshi, Shinya Furukawa, Tomoko Komura +2 more | 2024-11-12 |
| 12057589 | Carbon material for catalyst carrier of polymer electrolyte fuel cell and method of producing the same | Takashi Iijima, Kenichiro Tadokoro, Masataka Hiyoshi, Shinya Furukawa, Tomoko Komura +2 more | 2024-08-06 |
| 11302928 | Carbon material for catalyst carrier of polymer electrolyte fuel cell, and method of producing the same | Takashi Iijima, Kenichiro Tadokoro, Masataka Hiyoshi, Shinya Furukawa, Tomoko Komura +2 more | 2022-04-12 |
| 8837267 | Method for recording and reproducing a holographic read only recording medium, and holographic read only recording medium | Toshio Ando, Takehiro Shimizu | 2014-09-16 |
| 8399156 | Volume phase hologram recording material and optical information recording medium using the same | Kohei Tomari, Hidetaka Fujimatsu, Takehiro Shimizu, Yasuji Shichijo | 2013-03-19 |
| 8298726 | Volume phase hologram recording material and optical information recording medium | Takehiro Shimizu, Hidetaka Fujimatsu | 2012-10-30 |