Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10156866 | Display device and electronic apparatus | Kazuki Ishikawa, Hidetaka Umetsu | 2018-12-18 |
| 10108224 | Portable information apparatus | Rei Tsubaki, Hidetaka Umetsu | 2018-10-23 |