Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11441716 | Resin pipe joint, piping, and piping production method | Makoto Yokoyama | 2022-09-13 |
| 11199284 | Resin pipe joint | Makoto Yokoyama | 2021-12-14 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11441716 | Resin pipe joint, piping, and piping production method | Makoto Yokoyama | 2022-09-13 |
| 11199284 | Resin pipe joint | Makoto Yokoyama | 2021-12-14 |