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For the Inventor, By the Inventor

Waterloo, Canada

Sunar Limited


USPTO Granted Patents = 1

Forward Citations = 38

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1 inventor (with patents filed for the assignee):

goldMedal Douglas C Ball (1 out of 33 patents)


1 patent:

1. 4018479 - Office chair (1977-04-19),
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USPTO Data Jan 1 1976 - Sep 29 2026

1 Patents

#146 in Waterloo

#9,437 in Canada

Waterloo, CA
Waterloo, Canada

Sunar Limited

Forward Citations = 38

1 inventor:

goldMedal Douglas C Ball (1 out of 33 patents)

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