Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12314297 | Book search apparatus, book search database generation apparatus, book search method, book search database generation method, and program | Takashi Hattori, Tessei KOBAYASHI | 2025-05-27 |
| 12314298 | Book search apparatus, book search database generation apparatus, book search method, book search database generation method, and program | Takashi Hattori, Tessei KOBAYASHI | 2025-05-27 |
| 12314299 | Book search apparatus, book search database generation apparatus, book search method, book search database generation method, and program | Takashi Hattori, Tessei KOBAYASHI | 2025-05-27 |
| 12125470 | Voice output method, voice output system and program | Yoshinari Shirai | 2024-10-22 |
| 11960836 | Index value giving apparatus, index value giving method and program | Yoshinari Shirai, Tessei KOBAYASHI, Masafumi Matsuda, Yasue KISHINO | 2024-04-16 |
| 11948471 | Learning support apparatus, learning support method, and program | Takashi Hattori, Yoshinari Shirai | 2024-04-02 |
| 11947580 | Book search apparatus, book search database generation apparatus, book search method, book search database generation method, and program | Takashi Hattori, Tessei KOBAYASHI | 2024-04-02 |
| 11704368 | Book search interface apparatus, book search method, and program | Takashi Hattori, Tessei KOBAYASHI | 2023-07-18 |
| 4839395 | Absorbing article | Koji Masamizu, Shinya Hirokawa | 1989-06-13 |
| 4742086 | Process for manufacturing porous polymer | Koji Masamizu, Shinya Hirokawa | 1988-05-03 |