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For the Inventor, By the Inventor

Chessington, United Kingdom

Avesco Plc


USPTO Granted Patents = 2

Trademarks = 2

Forward Citations = 39

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3 inventors (with patents filed for the assignee):

goldMedal John C Clayton (2 out of 3 patents)

silverMedal David C Kneller (1 out of 1 patent)

bronzeMedal Trevor J Barnes (1 out of 1 patent)


2 patents:

1. 5221966 - Video signal production from cinefilm originated material (1993-06-22),
2. 4766484 - NTSC/PAL switchable video color decoder using a digital comb filter and (1988-08-23),
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USPTO Data Jan 1 1976 - Jan 6 2026

2 Patents

#3 in Chessington

#6,376 in United Kingdom

...
Chessington, United Kingdom

Avesco Plc

Forward Citations = 39

3 inventors:

goldMedal John C Clayton (2 out of 3 patents)

silverMedal David C Kneller (1 out of 1 patent)

bronzeMedal Trevor J Barnes (1 out of 1 patent)

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