Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12236024 | Electronic pen | Akiyuki Kake, Kizuku ISHIMARU | 2025-02-25 |
| 12169594 | Handwritten data generation apparatus, handwritten data reproduction apparatus, and digital ink data structure | Henry Wong | 2024-12-17 |
| 12124670 | Information sharing system, method, and program | Tsukasa Nomi, Shoichi SUE | 2024-10-22 |
| 12093474 | Pen data storage apparatus | Akiyuki Kake, Kizuku ISHIMARU | 2024-09-17 |
| 12073036 | Position detection device | Henry Wong, Akiyuki Kake, Kizuku ISHIMARU | 2024-08-27 |
| 11048345 | Image processing device and image processing method | — | 2021-06-29 |