Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11569521 | Method for manufacturing membrane electrode assembly for fuel cell | Katsuaki Tsuji, Noriaki Kitajima | 2023-01-31 |
| 10122039 | Method of producing dispersion liquid of gelatinous electrolyte | — | 2018-11-06 |
| 8637210 | Membrane-electrode assembly, method of producing the assembly, and solid polymer-type fuel cell employing the same | Yoshihiro Hori | 2014-01-28 |
| 8206877 | Membrane electrode assembly for fuel cell, fuel cell, and fuel cell system | Yosuke Koike, Gang Xie | 2012-06-26 |
| 7896484 | Ink jet recording apparatus | Masashi Hiroki, Kazuhiko Ohtsu, Toru Ushirogouchi, Ryozo Akiyama | 2011-03-01 |
| 7500745 | Liquid ink and recording apparatus | Toru Ushirogouchi, Chiaki Tanuma, Kazuhiko Ohtsu, Ryozo Akiyama, Masashi Hiroki | 2009-03-10 |
| 7417074 | Ink for ink jet and ink jet recording apparatus | Masashi Hiroki, Kazuhiko Ohtsu, Toru Ushirogouchi, Ryozo Akiyama | 2008-08-26 |
| 7387380 | Liquid ink and recording apparatus | Toru Ushirogouchi, Chiaki Tanuma, Kazuhiko Ohtsu, Ryozo Akiyama, Masashi Hiroki | 2008-06-17 |
| 7125112 | Liquid ink and recording apparatus | Toru Ushirogouchi, Chiaki Tanuma, Kazuhiko Ohtsu, Ryozo Akiyama, Masashi Hiroki | 2006-10-24 |
| 7108367 | Liquid ink and recording apparatus | Toru Ushirogouchi, Chiaki Tanuma, Kazuhiko Ohtsu, Ryozo Akiyama, Masashi Hiroki | 2006-09-19 |
| 6959986 | Liquid ink and recording apparatus | Toru Ushirogouchi, Chiaki Tanuma, Kazuhiko Ohtsu, Ryozo Akiyama, Masashi Hiroki | 2005-11-01 |