active 1986-1997, manufacturer of healthcare equipment, Uppsala, Sweden, Swedish Pharmacia Biotech 1986 - 1997
1986-1995, manufacturer of video cameras and related products, Netherlands Broadcast Television Systems Incorporated 1986 - 1995
active 1982-1984, computer hardware manufacturer; video game publisher, Wales, Welsh, British Dragon Data Limited 1982 - 1984
1982-1988, pharmaceutical manufacturer, Oxfordshire and Buckinghamshire, English Ortho-Cilag Pharmaceutical Limited 1982 - 1988
1991-1996, manufacturer of medical diagnostic tests, Dartford, Kent Murex Diagnostics Limited 1991 - 1996
1984-1990, manufacturer of veterinary products, Berkhamsted, England Coopers Animal Health Limited 1984 - 1990
1981-1990, manufacturer of robotic arm kits, Twickenham, England Colne Robotics Company Limited 1981 - 1990
1997- 2008, charity providing health advice and developing doctor patient relationships, English Doctor Patient Partnership 1997 - 2008