Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11159685 | Display control device, display control method, and storage medium | Kenji Kiyose, Sumio Yamada, Takayuki Mashimo, Ryota Seike, Koji Kuroda | 2021-10-26 |
| 9773425 | Choice question creating apparatus | Akira Shimada, Takayuki Mashimo, Toshihiko Tanaka, Takashi Harada, Masaaki Nishihara +2 more | 2017-09-26 |