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Lenny Lipton founded StereoGraphics Corporation in 1980 to market 3D Computer Display technology. Based in San Rafael, CA

1982 patent "Stereoscopic television system" the first flicker-free electronic stereoscopic display U.S. Patent No. 4,523,226

CrystalEyes LCD shutter glasses, the first practical electronic stereoscopic product for computer graphics and video applications.

StereoGraphics was acquired by RealD Cinema in 2005.


  • US patent 7477206, "Enhanced ZScreen modulator techniques", issued January 13, 2009, assigned to RealD 
  • US patent 6975345, "Polarizing modulator for an electronic stereoscopic display", issued December 13, 2005, assigned to StereoGraphics Corporation 
  • US patent 5481321, "Stereoscopic motion picture projection system", issued January 2, 1996, assigned to Lenny Lipton 
  • US patent 4884876, "Achromatic liquid crystal shutter for stereoscopic and other applications", issued December 5, 1989, assigned to Lenny Lipton 
  • US patent 4792850, "Method and system employing a push-pull liquid crystal modulator", issued December 20, 1988, assigned to StereoGraphics Corporation 
  • US patent 4523226, "Stereoscopic television system", issued January 19, 1983, assigned to StereoGraphics Corporation 

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