Issued Patents 2023
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11805142 | Communication system and communication method | Tomoyasu Sato, Naoto Fujiki, Takeshi Nakatsuru, Masami IZUMI | 2023-10-31 |
| 11797551 | Document retrieval apparatus, document retrieval system, document retrieval program, and document retrieval method | Yu Kawahara, Shimpei TAKEMOTO, Eriko Takeda, Yoshishige OKUNO | 2023-10-24 |
| 11755659 | Document search device, document search program, and document search method | Yoshishige OKUNO, Eriko Takeda, Hajime Hotta | 2023-09-12 |
| 11661478 | Magnetic recording medium, fluorine-containing ether compound and lubricant for magnetic recording medium | Yoshishige OKUNO, Yuta YAMAGUCHI, Ryuuta Miyasaka, Naoya FUKUMOTO, Hiroko Hattori +5 more | 2023-05-30 |