| Date | Grandprix | Team | Winning Time | Leader Offset | Pos | Pts | Total |
| 07/03/2004 | Australia | Honda | 0:00.000 | +70.50 | 6 | 3 | 3 |
| 21/03/2004 | Malaysia | Honda | 0:00.000 | +11.56 | 3 | 6 | 9 |
| 04/04/2004 | Bahrain | Honda | 88:34.875 | +26.60 | 3 | 6 | 15 |
| 25/04/2004 | San Marino | Honda | 86:19.670 | +9.70 | 2 | 8 | 23 |
| 09/05/2004 | Spain | Honda | 87:32.841 | +1 lap | 8 | 1 | 24 |
| 23/05/2004 | Monaco | Honda | 99:45.400 | +0.40 | 2 | 8 | 32 |
| 30/05/2004 | Europe | Honda | 92:35.101 | +27.10 | 3 | 6 | 38 |
| 13/06/2004 | Canada | Honda | 88:24.803 | +23.00 | 3 | 6 | 44 |
| 20/06/2004 | United States | Honda | Retirement - engine failure | 0 | 44 | ||
| 04/07/2004 | France | Honda | 90:18.133 | +32.40 | 5 | 4 | 48 |
| 11/07/2004 | Britain | Honda | 84:42.700 | +10.60 | 4 | 5 | 53 |
| 25/07/2004 | Germany | Honda | 86:54.848 | +8.30 | 2 | 8 | 61 |
| 15/08/2004 | Hungary | Honda | 95:26.131 | +67.40 | 5 | 4 | 65 |
| 29/08/2004 | Belgium | Honda | Retirement - rear-right tyre blow out | 0 | 65 | ||
| 12/09/2004 | Italy | Honda | 75:18.448 | +10.10 | 3 | 6 | 71 |
| 26/09/2004 | China | Honda | 99:12.420 | +1.00 | 2 | 8 | 79 |
| 10/10/2004 | Japan | Honda | 84:26.585 | +19.60 | 3 | 6 | 85 |
| 24/10/2004 | Brazil | Honda | Retirement - engine failure. | 0 | 85 | ||