Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10838341 | Image forming apparatus for detecting fault location | Toshihisa Yago, Sumito Tanaka | 2020-11-17 |
| 10778854 | Image forming apparatus for detecting causal part of streak occurring at time of image forming | Sumito Tanaka, Toshihisa Yago | 2020-09-15 |
| 10678176 | Image forming apparatus for detecting fault location | Toshihisa Yago, Sumito Tanaka | 2020-06-09 |