Laser Pointer as Auxiliary Sight of Firearm US Patent #7, 331,137 Inventor: Yao-Hsi Hsu Filed: July 3, 2003 Published: February 19, 2008
What Do It Do? Laser pointer mounted to a firearm to help the eyes aim at a target. Laser spot can be manually adjusted to line up with a target after a few shots
What Came Before?/ What Makes This Better? Mounted laser pointer aids for firearms already exist Use a number of screws for alignment tedious New design can be adjusted using a single ring
What Do the Other Patents Say? Blocks the user’s view Difficult to mount Imprecise alignment Patent does not specify: Type of laser pointer to be used Scope of appropriate firearms Rifle used as example
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