Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8729219 | Polyarylene block copolymer having sulfonic acid group and use thereof | Toshiaki Kadota, Takuya Murakami, Yuuji Tsunoda | 2014-05-20 |
| 8431676 | Aromatic compound and sulfonated polyarylene polymer | Yousuke Konno, Teruhiko Umehara | 2013-04-30 |
| 8399148 | Varnish for a solid polymer fuel cell | Makoto Higami, Igor Rozhanskii, Nagayuki Kanaoka, Kaoru Fukuda, Ryoichiro Takahashi +1 more | 2013-03-19 |
| 8349994 | Electrode electrolyte for polymer-type fuel cell, and use thereof | Toshiaki Kadota, Fusao Nakagawa, Nagayuki Kanaoka, Takaki Nakagawa | 2013-01-08 |
| 8309678 | Aromatic compound and polyarylene copolymer having nitrogen-containing heterocycle including sulfonic acid group in side chain | Toshiaki Kadota | 2012-11-13 |
| 8043762 | Polyphenylene-containing electrode paste | Makoto Higami, Igor Rozhanskii, Nagayuki Kanaoka, Kaoru Fukuda, Ryoichiro Takahashi +1 more | 2011-10-25 |
| 7906608 | Nitrogenated aromatic compound, process for production of the same, polymer, and proton conductive membrane | Makoto Higami, Igor Rozhanskii | 2011-03-15 |
| 7893303 | Polyarylene, process for producing the same, solid polyelectrolyte, and proton-conductive film | Makoto Higami | 2011-02-22 |
| 7651802 | Solid polymer electrolyte, proton conductive membrane, electrode electrolyte, electrode paste and membrane-electrode assembly | Toshihiro Ohtsuki, Kohei Goto, Toshiaki Kadota, Teruhiko Umehara, Nagayuki Kanaoka +2 more | 2010-01-26 |
| 7163988 | Aromatic sulfonic acid ester derivative, polyarylene, polyarylene having sulfonic acid group and process for producing the same, and polymer solid electrolyte and proton-conductive membrane | Igor Rozhanskii, Masayuki Takahashi, Kohei Goto, Yousuke Konno, Toshihiro Ohtsuki +1 more | 2007-01-16 |
| 7115699 | Sulfonated polymer having nitrile-containing hydrophobic block and solid polymer electrolyte | Makoto Higami, Toshiaki Kadota | 2006-10-03 |
| 6833426 | Halogenated aromatic compound, (co)polymer thereof, and proton-conductive membrane comprising same | Masayuki Takahashi, Kohei Goto | 2004-12-21 |
| 6825310 | Halogenated aromatic compound, polymer thereof, and proton-conductive membrane comprising same | Kohei Goto, Masayuki Takahashi, Makoto Higami | 2004-11-30 |
| 6812290 | Polyarylene copolymers and proton-conductive membrane | Kohei Goto, Mayumi Kakuta, Igor Rozhanskii | 2004-11-02 |
| 6794480 | Monomer containing electron-withdrawing group and electron-donative group, and copolymer and proton-conductive membrane comprising same | Kohei Goto, Masayuki Takahashi, Makoto Higami | 2004-09-21 |
| 6555626 | Polyarylene copolymers and proton-conductive membrane | Kohei Goto, Mayumi Kakuta, Igor Rozhanskii | 2003-04-29 |
| 5854384 | Process for preparing poly-.alpha.-amino acid particles | Kyoko Kuroda, Masayuki Hattori, Kenya Makino, Toshio Hayashi | 1998-12-29 |
| 5593639 | Blood-sampling vessel | Kenya Makino, Mitsuhiro Murata, Toshio Hayashi | 1997-01-14 |
| 5527860 | Process for producing a diolefin polymer or copolymer and a rubber composition containing such a diolefin polymer or copolymer | Kyouyuu Yasuda, Iwakazu Hattori, Hideaki Yokoyama, Tatsuro Hamada | 1996-06-18 |