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For the Inventor, By the Inventor

London, United Kingdom

Dsam Limited


USPTO Granted Patents = 2

Forward Citations = 14

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1 inventor (with patents filed for the assignee):

goldMedal David W Samuelson (2 out of 4 patents)


2 patents:

1. 5966208 - Optical testing apparatus for an optical system (1999-10-12),
2. 4669840 - Cinematograph camera flicker control and/or indicating device (1987-06-02),
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USPTO Data Jan 1 1976 - Sep 15 2026

2 Patents

#1,086 in London

#6,511 in United Kingdom

London, GB
London, United Kingdom

Dsam Limited

Forward Citations = 14

1 inventor:

goldMedal David W Samuelson (2 out of 4 patents)

Please report any incorrect information to [email protected]
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