Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11306452 | Structure of sign pole and sign pole | Kazumi Matsui | 2022-04-19 |
| 10947683 | Structure of sign pole and sign pole | Kazumi Matsui | 2021-03-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11306452 | Structure of sign pole and sign pole | Kazumi Matsui | 2022-04-19 |
| 10947683 | Structure of sign pole and sign pole | Kazumi Matsui | 2021-03-16 |