Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9969890 | Fluorinated ether compound, composition for forming hard coating layer, and article having hard coating layer | Kiyotaka Takao, Nobuyuki Otozawa, Daisuke Jomuta, Taiki Hoshino | 2018-05-15 |
| 9427777 | Process for producing charge retention medium | Takashi Nakano, Naoko Shirota, Kimiaki Kashiwagi, Yoshitomi Morizawa, Yoshiki Hamatani | 2016-08-30 |
| 8277927 | Electret and electrostatic induction conversion device | Kimiaki Kashiwagi | 2012-10-02 |
| 8212433 | Electret and electrostatic induction conversion device | Kimiaki Kashiwagi | 2012-07-03 |