Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8039153 | Storage battery having expanded grid member | Hiroyuki Tanaka | 2011-10-18 |
| 7976588 | Storage battery with expanded grid | Hiroyuki Tanaka | 2011-07-12 |
| 7950119 | Battery pole plate grid producing method, and battery producing method | Tadashi Nishida | 2011-05-31 |