Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5533279 | Shoe having a skelton-shaped outer carapace | Shigeyuki Mitsui | 1996-07-09 |
| D350641 | Shoe sole | Toshikazu Kayano | 1994-09-20 |
| D350222 | Sports shoe | — | 1994-09-06 |
| D346687 | Shoe sole | Toshikazu Kayano | 1994-05-10 |
| D322156 | Shoe sole | — | 1991-12-10 |
| D321587 | Shoe sole | — | 1991-11-19 |
| D319335 | Shoe sole | Toshiaki Kawasaki | 1991-08-27 |
| D319333 | Shoe sole | — | 1991-08-27 |
| D312167 | Shoelace eyelet | — | 1990-11-20 |
| D311988 | Shoelace eyelet | — | 1990-11-13 |
| D310906 | Front sole reinforcement plate | — | 1990-10-02 |
| D310132 | Heel sole | — | 1990-08-28 |
| D310131 | Front shoe sole | — | 1990-08-28 |
| D308901 | Cushioning piece for shoe mid-sole | — | 1990-07-03 |
| D305955 | Shoe sole | — | 1990-02-13 |
| D305279 | Shoe sole | — | 1990-01-02 |
| D301658 | Shoe sole | — | 1989-06-20 |
| D301184 | Shoe sole | — | 1989-05-23 |
| D295460 | Shoe sole | Sandg Song | 1988-05-03 |
| D295461 | Shoe sole | Masanobu Inohara | 1988-05-03 |
| D293503 | Shoe sole | Shigeyuki Mitsui | 1988-01-05 |
| D293502 | Shoe sole | — | 1988-01-05 |
| D291743 | Shoe sole | Masanobu Inohara | 1987-09-08 |
| D290903 | Shoe sole | Masanobu Inohara | 1987-07-21 |
| 4642913 | Sports shoes | Toshio Shigi | 1987-02-17 |