Evans Medical Limited
1925 - 1998
W and J George and Becker Limited
1910 - 1954
Murphy Radio Limited
1929 - 1962
Kolster Brandes Limited
1924 - 1965
British Automatic Company Limited
1928 - 1956
Cambridge Scientific Instrument Company Limited
1924 - 1967
Scammell China Company
1923 - 1956
William Fetter
1928 - 2002
Paillard-Bolex
1925
Moviola
1923
Coronet Camera Company
1926 - 1967
VEB Carl Zeiss Jena, Jena
1905 - 1964
AVO Limited
1927 - 1989
Universal Playing Card Co Ltd
1925 - 1970
Imperial Chemical Industries Limited, Dyestuffs Division
1927 - 1971
Alastair Mundy-Castle
1923 - 2015
Nikolayev, Andriyan
1929 - 2004
Zeiss Ikon AG
1926 - 1945
Folmer Graflex Corporation
1928 - 1946
Ross-Ensign Ltd
1904 - 1961
Southern Railway
1923 - 1948
Mullard Limited
1925 - 1988
Janet Helen Shipton
1923 - 2019
Ormond Engineering Company Limited
1927 - 1977
Central Council for Health Education
1927 - 1969
George Daniels
1926 - 2011
Lewis Frederick Morley
1925 - 2013
The Wellcome Foundation Limited
1924 - 1986
British Insulated Cables Limited
1925 - 1945
Old Hall
1928 - 1984
Geoffrey Abbott
1923 - 2016
Geoffrey E Perry
1927 - 2000
George Heiron
1929 - 2001
Goodmans Industries Limited
1925
E K Cole Limited
1926 - 1960
Fernseh
1929 - 1986
Patrick Moore
1923 - 2012
Dynatron Radio Limited
1927 - 1981
James Dewey Watson
1928 - 2025
Vivian Moses
1928 - 2017
Huveneers, Pieter
1925 - 2017
Mole-Richardson
1927
Ron Burton
1927 - 2008
Daphne Oram
1925 - 2003
Niezoldi and Kramer
1925 - 1963
Bengue and Company Limited
1926 - 1999
Thomas Forman and Sons Limited
1926 - 1998
Peter Henry Andrews Sneath
1923 - 2011
Geoffrey Pardoe
1928 - 1996
Imperial Airways
1924 - 1939