Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10644325 | Porous catalyst layer, membrane electrode assembly, and electrochemical cell | Wu Mei, Taishi Fukazawa, Yoshihiro Akasaka | 2020-05-05 |
| 10573897 | Catalyst layer, method for producing the same, membrane electrode assembly and electrochemical cell | Wu Mei, Taishi Fukazawa, Yoshihiro Akasaka | 2020-02-25 |
| 10214822 | Electrode, membrane electrode assembly, electrochemical cell, and stack | Atsuko Iida, Norihiro Yoshinaga, Wu Mei | 2019-02-26 |
| 9865882 | Noble metal catalyst layer, membrane electrode assembly, and method for producing noble metal catalyst layer | Wu Mei, Taishi Fukazawa, Yoshihiro Akasaka, Katsuyuki Naito | 2018-01-09 |
| 9419152 | Carbon electrode, carbon electrode production method, and photoelectric conversion device | Katsuyuki Naito, Norihiro Yoshinaga, Yoshihiro Akasaka, Takashi Yoshida | 2016-08-16 |
| 9364820 | Oxygen reduction catalyst and electrochemical cell | Katsuyuki Naito, Yoshihiko Nakano, Norihiro Yoshinaga, Yoshihiro Akasaka | 2016-06-14 |
| 9276269 | Catalyst layer, membrane electrode assembly, and electrochemical cell | Wu Mei, Taishi Fukazawa, Yoshihiro Akasaka, Katsuyuki Naito | 2016-03-01 |
| 9159463 | Conductive material | Katsuyuki Naito, Norihiro Yoshinaga, Yoshihiko Nakano, Yoshihiro Akasaka | 2015-10-13 |
| 8355204 | Light-extraction layer of light-emitting device and organic electroluminescence element employing the same | Tsutomu Nakanishi, Akira Fujimoto, Koji Asakawa | 2013-01-15 |
| 7414417 | Contact sheet for testing electronic parts, apparatus for testing electronic parts, method for testing electronic parts, method for manufacturing electronic parts and electronic parts | Naoko Yamaguchi, Hideo Aoki, Chiaki Takubo, Toshiro Hiraoka, Yasuyuki Hotta | 2008-08-19 |
| 7370412 | Method for connecting electronic device | Toshiro Hiraoka, Mitsuyoshi Endo, Naoko Yamaguchi, Yasuyuki Hotta, Hideo Aoki +1 more | 2008-05-13 |
| 7329458 | Wiring member and method of manufacturing the same | Toshiro Hiraoka, Yasuyuki Hotta, Misa Sawanobori, Kou Yamada | 2008-02-12 |
| 7312621 | Semiconductor test unit having low contact resistance with examined electronic products, semiconductor contact board, method for testing semiconductor device, semiconductor device, and method for manufacturing thereof | Naoko Yamaguchi, Yoshiaki Sugizaki, Hideo Aoki, Toshiro Hiraoka, Yasuyuki Hotta +1 more | 2007-12-25 |
| 6906423 | Mask used for exposing a porous substrate | Koji Asakawa, Yasuyuki Hotta, Toshiro Hiraoka | 2005-06-14 |
| 6899999 | Method of manufacturing composite member, photosensitive composition, porous base material, insulating body and composite member | Toshiro Hiraoka, Koji Asakawa, Yasuyuki Hotta | 2005-05-31 |
| 6835889 | Passive element component and substrate with built-in passive element | Toshiro Hiraoka, Yasuyuki Hotta, Koji Asakawa | 2004-12-28 |
| 6709806 | Method of forming composite member | Yasuyuki Hotta, Toshiro Hiraoka, Koji Asakawa | 2004-03-23 |
| 6649516 | Method for manufacturing a composite member from a porous substrate by selectively infiltrating conductive material into the substrate to form via and wiring regions | Koji Asakawa, Yasuyuki Hotta, Toshiro Hiraoka | 2003-11-18 |
| 6316170 | Developing solution and method of forming polyimide pattern by using the developing solution | Yoshiaki Kawamonzen, Rumiko Hayase, Satoshi Mikoshiba | 2001-11-13 |
| 5756650 | Polyimide precursor composition, method of forming polyimide film, electronic parts and liquid crystal element | Yoshiaki Kawamonzen, Masayuki Oba, Satoshi Mikoshiba | 1998-05-26 |
| 5578697 | Polyimide precursor, bismaleimide-based cured resin precursor and electronic parts having insulating members made from these precursors | Yoshiaki Kawamonzen, Masayuki Oba, Yukihiro Mikogami, Shuzi Hayase, Satoshi Mikoshiba | 1996-11-26 |
| 5518864 | Method of forming polyimide film pattern | Masayuki Oba, Rumiko Hayase, Naoko Kihara, Shuzi Hayase, Yukihiro Mikogami +3 more | 1996-05-21 |
| 5348835 | Photosensitive resin composition for forming polyimide film pattern comprising an o-quinone diazide photosensitive agent | Masayuki Oba, Rumiko Hayase, Naoko Kihara, Shuzi Hayase, Yukihiro Mikogami +3 more | 1994-09-20 |
| 5242731 | Resin composition for an optical disc and an optical disc using it | Seizaburo Shimizu | 1993-09-07 |
| 4598979 | Electrochromic display device | Masami Sugiuchi, Masataka Miyamura, Atsuo Imai | 1986-07-08 |