Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6458477 | Fuel cell stacks for ultra-high efficiency power systems | — | 2002-10-01 |
| 6380637 | Off-board station and an electricity exchanging system suitable for use with a mobile vehicle power system | Robin Y. P. Ong | 2002-04-30 |