Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10318996 | Auction apparatus and auction method | Toru TAKATA, Nobuyuki AKASHI, Koji Tsukamoto, Nari WOO, Akihiro Tanabe +2 more | 2019-06-11 |
| 10296942 | Advertisement choosing device and advertisement choosing method | Koji Tsukamoto | 2019-05-21 |