07508318 is referenced by 24 patents and cites 12 patents.

An apparatus including means for measuring and storing flow information for a fluid flowing through each of a plurality of fixtures in a single unit in a multi-unit structure, and each means for measuring and storing operates independently of all other means for measuring and storing and means for generating and storing power from the fluid flowing through each of the plurality of fixtures. The apparatus also may include means for transmitting in a wireless transmission the flow information with a unique identifier associated with each of the plurality of fixtures having sufficient stored power to transmit the flow information and means for accumulating the flow information in a storage area for each of the plurality of fixtures with insufficient stored power to transmit the flow information.

Title
Apparatus, system and method for monitoring, recording and billing for individual fixture and unit water usage in a multi-unit structure
Application Number
11/399395
Publication Number
7508318 (B2)
Application Date
April 7, 2006
Publication Date
March 24, 2009
Inventor
Brian L Lipford
Bel Aire
MD, US
Keith W Lipford
Severna Park
MD, US
Michael H Casella
Baldwin
MD, US
Agent
David R Schaffer Esq
Miles & Stockbridge P C
Assignee
H20Flo
MD, US
IPC
G08B 23/00
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