| Swimming |
1981 European Aquatics Championships |
Split |
 YUG |
4 x 100 m Freestyle Relay, Men |
7 |
 SUI |
|
| Swimming |
1981 European Aquatics Championships |
Split |
YUG |
100 m Butterfly, Men |
13 |
SUI |
|
| Swimming |
1981 European Aquatics Championships |
Split |
YUG |
4 x 100 m Medley Relay, Men |
8 |
SUI |
|
| Swimming |
1981 European Aquatics Championships |
Split |
YUG |
100 m Freestyle, Men |
16 |
SUI |
|
| Swimming |
1982 World Aquatics Championships |
Guayaquil |
 ECU |
100 m Butterfly, Men |
14 |
SUI |
|
| Swimming |
1982 World Aquatics Championships |
Guayaquil |
ECU |
4 x 100 m Medley Relay, Men |
7 |
SUI |
|
| Swimming |
1982 World Aquatics Championships |
Guayaquil |
ECU |
4 x 100 m Freestyle Relay, Men |
8 |
SUI |
|
| Swimming |
1982 World Aquatics Championships |
Guayaquil |
ECU |
100 m Freestyle, Men |
21 |
SUI |
|
| Swimming |
1982 Swim Europe Cup |
Göteborg |
 SWE |
100 m Butterfly, Men |
🥉 |
SUI |
|
| Swimming |
1983 European Aquatics Championships |
Roma |
 ITA |
100 m Butterfly, Men |
15 |
SUI |
|
| Swimming |
1983 European Aquatics Championships |
Roma |
ITA |
4 x 100 m Freestyle Relay, Men |
7 |
SUI |
|
| Swimming |
1983 European Aquatics Championships |
Roma |
ITA |
100 m Freestyle, Men |
17 |
SUI |
|
| Swimming |
1984 Swim Europe Cup |
Bergen |
 NOR |
100 m Butterfly, Men |
🥇 |
SUI |
|
| Swimming |
1984 Swim Europe Cup |
Bergen |
NOR |
100 m Freestyle, Men |
🥈 |
SUI |
|
| Swimming |
1985 European Aquatics Championships |
Sofia |
 BUL |
4 x 100 m Freestyle Relay, Men |
6 |
SUI |
|
| Swimming |
1985 European Aquatics Championships |
Sofia |
BUL |
4 x 100 m Medley Relay, Men |
4 |
SUI |
|
| Swimming |
1985 European Aquatics Championships |
Sofia |
BUL |
100 m Butterfly, Men |
4 |
SUI |
|
| Swimming |
1985 European Aquatics Championships |
Sofia |
BUL |
100 m Freestyle, Men |
5 |
SUI |
|
| Swimming |
1985 Summer Universiade |
Kobe |
 JPN |
100 m Freestyle, Men |
9 |
SUI |
|
| Swimming |
1985 Summer Universiade |
Kobe |
JPN |
100 m Butterfly, Men |
17 |
SUI |
|
| Swimming |
1985 Summer Universiade |
Kobe |
JPN |
4 x 100 m Medley Relay, Men |
14 |
SUI |
|
| Swimming |
1986 World Aquatics Championships |
Madrid |
 ESP |
50 m Freestyle, Men |
🥈 |
SUI |
|
| Swimming |
1986 World Aquatics Championships |
Madrid |
ESP |
100 m Butterfly, Men |
17 |
SUI |
|
| Swimming |
1986 World Aquatics Championships |
Madrid |
ESP |
100 m Freestyle, Men |
18 |
SUI |
|
| Swimming |
1986 World Aquatics Championships |
Madrid |
ESP |
4 x 100 m Freestyle Relay, Men |
12 |
SUI |
|
| Swimming |
1986 World Aquatics Championships |
Madrid |
ESP |
4 x 100 m Medley Relay, Men |
6 |
SUI |
|
| Swimming |
1986 Swim Europe Cup |
Malmö |
SWE |
100 m Butterfly, Men |
🥇 |
SUI |
|
| Swimming |
1987 European Aquatics Championships |
Strasbourg |
 FRA |
50 m Freestyle, Men |
7 |
SUI |
|
| Swimming |
1987 European Aquatics Championships |
Strasbourg |
FRA |
4 x 100 m Freestyle Relay, Men |
9 |
SUI |
|
| Swimming |
1987 European Aquatics Championships |
Strasbourg |
FRA |
4 x 100 m Medley Relay, Men |
5 |
SUI |
|
| Swimming |
1987 European Aquatics Championships |
Strasbourg |
FRA |
100 m Freestyle, Men |
8 |
SUI |
|
| Swimming |
1987 Swim Europe Cup |
Monte Carlo |
 MON |
100 m Butterfly, Men |
🥇 |
SUI |
|
| Swimming |
1989 Swim World Cup |
Paris |
FRA |
100 m Butterfly, Men |
🥉 |
SUI |
|
| Swimming |
1989 Swim World Cup |
London |
 GBR |
25 m Freestyle, Men |
🥇 |
SUI |
|
| Swimming |
1989 Swim World Cup |
London |
GBR |
50 m Freestyle, Men |
🥇 |
SUI |
|
| Swimming |
1989 European Aquatics Championships |
Bonn |
 GER |
4 x 100 m Medley Relay, Men |
11 |
SUI |
|
| Swimming |
1989 European Aquatics Championships |
Bonn |
GER |
100 m Freestyle, Men |
DNS |
SUI |
|
| Swimming |
1989 European Aquatics Championships |
Bonn |
GER |
50 m Freestyle, Men |
4 |
SUI |
|
| Swimming |
1990 Swim World Cup |
Montréal |
 CAN |
50 m Freestyle, Men |
🥇 |
SUI |
|
| Swimming |
1990 Swim World Cup |
Paris |
FRA |
50 m Freestyle, Men |
🥇 |
SUI |
|
| Swimming |
1990 Swim Europe Cup |
Roma |
ITA |
50 m Freestyle, Men |
🥇 |
SUI |
|
| Swimming |
1991 World Aquatics Championships |
Perth |
 AUS |
50 m Freestyle, Men |
6 |
SUI |
|
| Swimming |
1991 European Aquatics Championships |
Athina |
 GRE |
50 m Freestyle, Men |
7 |
SUI |
|
| Swimming |
1993 World Swimming Championships (25 m) |
Palma de Mallorca |
ESP |
50 m Freestyle, Men |
10 |
SUI |
|