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Laser Pointer with built-in accessories

A Patent Explanation. Laser Pointer with built-in accessories. Lingbo Xu 10/10/2014. Patent No.: US6542437 Date of Patent: Apr. 1, 2003 Inventor: Rui Chen, NY. What is it?. Laser beam 18. Pen 22. LCD 24. A Laser Pointer. Alarm 26. Switches 20&28. The Prior art.

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Laser Pointer with built-in accessories

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  1. A Patent Explanation Laser Pointer with built-in accessories Lingbo Xu 10/10/2014 Patent No.: US6542437 Date of Patent: Apr. 1, 2003 Inventor: RuiChen, NY

  2. What is it? Laser beam 18 Pen 22 LCD 24 A Laser Pointer Alarm 26 Switches 20&28

  3. The Prior art Watch having laser pointer US 5838639 Nov. 17, 1998 Pen-base laser pointer US 5993026 Nov. 30, 1999 Multipurpose laser pointer US 5690418 Nov. 25, 1997

  4. So, What product do we expect? • Include all the advantages of the prior art • Easy to carry • Multipurpose • Be easily and efficiently manufactured and marketed • Have durable and reliable construction

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