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Research International Inc patents

Recent patent applications related to Research International Inc. Research International Inc is listed as an Agent/Assignee. Note: Research International Inc may have other listings under different names/spellings. We're not affiliated with Research International Inc, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "R" | Research International Inc-related inventors


A concentrator, wherein the concentrator comprises an air processor that includes a sampled airflow inlet slot that receives a sampled airflow that contains particles containing target material. A secondary airflow inlet slot that is located downstream from the sampled airflow inlet slot. The sampled airflow inlet slot uses centrifugal force... Research International Inc

Coupon reader

When reading a coupon that displays a pattern when a target substance is detected, recognition of the target pattern can be hindered by nonuniform illumination of the coupon. In one aspect, methods and devices are disclosed for uniform illumination of a coupon using a negative axicon lens and a light... Research International Inc

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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. is not affiliated or associated with Research International Inc in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Research International Inc with additional patents listed. Browse our Agent directory for other possible listings. Page by