Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10261431 | External additive for toner, process for producing the same, and toner comprising the same | Hiroshi Miyao | 2019-04-16 |
| 10007203 | Complex particle, external additive for toner and method of preparing complex particle | Hiroshi Miyao | 2018-06-26 |
| 9678447 | Toner for developing electrostatic images and method for producing the toner | — | 2017-06-13 |
| 9612546 | External additive for toner, method of producing the same, and toner comprising the same | Miyao Hiroshi | 2017-04-04 |
| 9235153 | Electrostatic image developer | Takeru Chiba, Hidehiko Iinuma, Kenichi Yamazaki | 2016-01-12 |