Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D638787 | Battery for an electric bicycle | Katsuyuki Tomonaga | 2011-05-31 |
| D637528 | Controller for electric bicycle | Katsuyuki Tomonaga | 2011-05-10 |
| D632643 | Battery for an electric bicycle | Katsuyuki Tomonaga | 2011-02-15 |
| D631824 | Shed with solar-battery | Ayumu Kato | 2011-02-01 |