08567981 is referenced by 11 patents and cites 23 patents.

A laser aiming device incorporated into a battery cap housing, which is in turn secured to such as an existing gun sight and which is in communication with the sights primary power source, such as a battery. The laser aiming device constitutes such as a diode and adjustment mechanism attached to a weapon sight battery source and, by virtue of a circuit closing cap insert, powering itself off the same. As such, the device is capable of being attached to the other side of the battery cap, while running off the single (primary) battery source associated with the cap.

Title
Laser aiming device integrated into an electro-optic battery source such as associated with a holographic sight
Application Number
12/700142
Publication Number
8567981 (B2)
Application Date
February 4, 2010
Publication Date
October 29, 2013
Inventor
Kevin Philbin
Pickney
MI, US
Dennis Finnegan
Pickney
MI, US
Agent
Gifford Krass Sprinkle Anderson & Citkowski P C
Assignee
Elite Research
MI, US
IPC
F41G 1/34
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