Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D830199 | Sheet stowage container | Koki Ogata, Haruhiko Asai | 2018-10-09 |
| 6157399 | Color image recording apparatus | Noboru Miyaji, Yoichi Sekine, Yasutaka Tamai, Koji Ohi, Yoshiya Igashima +1 more | 2000-12-05 |
| 5336516 | Kimchi-like food and method for producing the same | Matsuo Yamamoto, Hideaki Yabuuchi | 1994-08-09 |
| D309983 | Writing case | — | 1990-08-21 |
| D306519 | Writing case | — | 1990-03-13 |
| 4736838 | Writing instrument case | Katsuhiko Nakakuma | 1988-04-12 |
| D291947 | Case for writing instruments | — | 1987-09-22 |