| andere | Vereinigte St. v. Amerika | Adjunct professor of mathematics at the Department of Mathematics and Statistics, 1995-2004 |  | Adjunct professor of mathematics at the Department of Mathematics and Statistics, 1995-2004 | 01.01.1995 |  |  |  | 
| andere | Vereinigte St. v. Amerika | Honorary member of the Electromagnetic Academy, Massachuesettes |  | Honorary member of the Electromagnetic Academy, Massachuesettes | 01.01.2003 |  |  |  | 
| andere | Vereinigte St. v. Amerika | Kurt Gödel research grant, a total of 10 months, during the years 1990, 1991, 1992 |  | Kurt Gödel research grant, a total of 10 months, during the years 1990, 1991, 1992 | 01.01.1990 |  |  |  | 
| andere | Australien | Member of the executive committee, RMIT University, EE School, Melbourne |  | Member of the executive committee, RMIT University, EE School, Melbourne | 01.01.2005 |  |  |  | 
| andere | Finnland | Nokia Visiting Research Fellow |  | Nokia Visiting Research Fellow | 01.01.2000 |  |  |  | 
| andere | Vereinigte St. v. Amerika | Principal engineer consultant, Motorola, Inc., 1994-1999 |  | Principal engineer consultant, Motorola, Inc., 1994-1999 | 01.01.1994 |  |  |  | 
| andere | Vereinigte St. v. Amerika | Senior member of IEEE |  | Senior member of IEEE | 01.01.1995 |  |  |  | 
| andere | Finnland | Venia docenti for classical and quantum electronics (honorary, Helsinki University of Technology) |  | Venia docenti for classical and quantum electronics (honorary, Helsinki University of Technology) | 01.01.2003 |  |  |  | 
| andere | Finnland | Visiting professor for 15 months at Helsinki University of Technology, 1999-2000 |  | Visiting professor for 15 months at Helsinki University of Technology, 1999-2000 | 01.01.1999 |  |  |  | 
| andere | Finnland | Visiting professor for five months at Helsinki University of Technology |  | Visiting professor for five months at Helsinki University of Technology | 01.01.2004 |  |  |  | 
| andere | Singapur | Visiting professor for four months at the Institute for High Performance Computing, and  Senior member of the Institute for Mathematics |  | Visiting professor for four months at the Institute for High Performance Computing, and  Senior member of the Institute for Mathematics | 01.01.2003 |  |  |  | 
| andere | Vereinigte St. v. Amerika | Who is who in electromagnetics |  | Who is who in electromagnetics | 01.01.2003 |  |  |  |