Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11128848 | Information processing apparatus, method, and storage medium | Hisashi Ishikawa | 2021-09-21 |
| 11104363 | Train operation planning support system | — | 2021-08-31 |
| 11097756 | Moving block signaling headway calculation system | — | 2021-08-24 |
| 10896358 | Image processing apparatus, display system, image processing method and storage medium for projecting a moving image onto printed matter in an overlapping manner | Kyohei Kikuta, Hisashi Ishikawa | 2021-01-19 |