Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5141255 | Joint for connecting sprinklers to underground water pipes | — | 1992-08-25 |
| 4330088 | Multispray system for beauty treatment | Masaya Koyama | 1982-05-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5141255 | Joint for connecting sprinklers to underground water pipes | — | 1992-08-25 |
| 4330088 | Multispray system for beauty treatment | Masaya Koyama | 1982-05-18 |