Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Reexamination Certificate
2007-05-14
2010-02-16
Epps, Georgia Y (Department: 2878)
Radiant energy
Photocells; circuits and apparatus
Optical or pre-photocell system
C250S559130, C463S034000
Reexamination Certificate
active
07663091
ABSTRACT:
A laser controller has a sensor input for each of a plurality of lasers which the controller may control using outputs. Each laser and sensor may form a laser beam. The controller may have timing start and stop inputs to control a timer, and the controller may calculate a score based on the timer as well as any tripped laser beams. The controller may be used for controlling a game system.
REFERENCES:
patent: 4763903 (1988-08-01), Goodwin et al.
Corman Chris
Ziemkowski Theodore Bruce
Epps Georgia Y
Krajec Russell S.
Krajec Patent Offices, LLC
Williams Don
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