Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8067144 | Polyesters for toner for electrophotography | Hiroshi Mizuhata, Takashi Kubo, Takashi Mukai, Katsutoshi Aoki | 2011-11-29 |
| 7713341 | Quaternary ammonium salt compositions | Katsuhisa Inoue, Kazuhiko Kurita, Tetsuaki Fukushima, Tadayuki Suzuki | 2010-05-11 |