09746093 is referenced by 13 patents and cites 443 patents.

A flow meter includes an image sensor and a processor. The image sensor is configured to capture an image of a drip chamber. The processor is configured to determine whether the captured image of the drip chamber contains a match to a template, and to apply a blurring function to the image captured by the image sensor of the drip chamber such that the processor can determine if the captured image contains a match to the template.

Title
Flow meter and related system and apparatus
Application Number
14/932291
Publication Number
9746093 (B2)
Application Date
November 4, 2015
Publication Date
August 29, 2017
Inventor
John M Kerwin
Manchester
NH, US
Colin H Murphy
Cambridge
MA, US
Dean Kamen
Bedford
NH, US
Derek G Kane
Manchester
NH, US
Bob D Peret
Bedford
NH, US
Agent
James D Wyninegar Jr
Assignee
DEKA Products Partnership
NH, US
IPC
G06K 9/40
H04N 7/18
G06T 5/50
G06T 5/00
G06T 7/60
G06T 7/00
G06K 9/52
G01F 1/66
A61M 5/172
A61M 5/14
A61M 5/168
G06T 3/00
G06K 9/62
G05B 15/02
G05D 7/06
G06T 7/20
F16K 27/00
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