Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10542149 | Customer serving control system, customer serving system and computer-readable medium | Masayoshi Son, Takashi Tsutsui, Kiyoshi OURA | 2020-01-21 |
| 9717951 | Exercise equipment and exercise equipment set | Takashi Tsutsui, Shigenori Imanaka | 2017-08-01 |