Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11404185 | Water-stop grommet and wire harness | Masaki Yamaguchi, Ryohei Toyoda | 2022-08-02 |
| 11279302 | Grommet and wire harness | Ryohei Toyoda, Katsuya Yoshimura, Ryuuta Izumi | 2022-03-22 |
| 10696248 | Grommet | Katsuya Yoshimura, Ryohei Toyoda, Yasunori Hattori, Akinori Ishikawa | 2020-06-30 |
| 7036779 | Locking structure for a clamp | Kiyofumi Kawaguchi | 2006-05-02 |