Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D890097 | Vent plug for lead acid battery | Hiroto Yamashita | 2020-07-14 |
| D889407 | Lead acid battery | Hiroto Yamashita | 2020-07-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D890097 | Vent plug for lead acid battery | Hiroto Yamashita | 2020-07-14 |
| D889407 | Lead acid battery | Hiroto Yamashita | 2020-07-07 |