Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11251434 | Organic expander for lead storage battery | Shigeki Yokoyama | 2022-02-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11251434 | Organic expander for lead storage battery | Shigeki Yokoyama | 2022-02-15 |