Issued Patents 2011
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8071257 | Fuel cartridge and fuel cell | Makoto Kubota, Keiko Abe | 2011-12-06 |
| 8039667 | Compound for solid polymer electrolyte membrane | Keiko Abe, Makoto Kubota | 2011-10-18 |
| 7910237 | Polymer electrolyte membrane and method for producing polymer electrolyte membrane | Makoto Kubota, Keiko Abe | 2011-03-22 |
| 7892665 | Direct methanol fuel cell liquid fuel with methanol and water, direct methanol fuel cell cartridge, and direct methanol fuel cell system | Makoto Kubota, Shinji Eritate | 2011-02-22 |
| 7862953 | Compound, solid polymer electrolyte membrane, electrolyte membrane-electrode assembly, and solid polymer fuel cell | Keiko Abe, Makoto Kubota | 2011-01-04 |