Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9795832 | Ball for ball game and method of manufacturing the same | Kumiko Shiota | 2017-10-24 |
| 9678204 | Speed measuring device for moving bodies | Tsuyoshi Kitazaki | 2017-06-13 |
| 9592427 | Ball for ball game | Tsuyoshi Kitazaki | 2017-03-14 |