Byung J. Chang

4 Patents

• US123862062025

  Ergonomic Loupes with Beam-redirecting Prisms

  General Scientific Corporation/surgitel

  0 cites
• US121408182024

  Multifunctional Mounting Assembly for Wrap-around Eyeglass Frames

  General Scientific Corp.

  0 cites
• US120005492024

  Head-mounted Medical/dental Accessories with Voice-controlled Operation

  General Scientific Corp.

  0 cites
• USD10270162024

  Wrap-around Eyeglass Frames with Bridge Mounting Structure

  General Scientific Corp.

  0 cites