Patents (issued):
Tow, R. "Methods and Means for Embedding Machine Readable Digital Data in Halftone Images" - U.S. Patent no. 5,315,098, May 1994. This is the basic "Smart Paper" (TM) / Glyph (TM) patent)The following patents describe the technology - a degenerate case of the Halftone case above - used in Glyph (TM), as incorporated in Xerox's Paperworks(TM).
Tow, R., Bloomberg, D. "Adaptive Scaling for Decoding Spatially Periodic Self-clocking Glyph Shape Codes" - U.S. Patent no. 5,091,966, February 1992. This was the first "Smart Paper" (TM) patent to issue.
Tow, R., Bloomberg, D., Hect, D., Flores, P. "Self-clocking Glyph Shape Codes " - U.S. Patent no. 6076738, June, 2000.
Tow, R., Smith, Z, Street, R. "Spectral Resolving and Sensing Apparatus" - U.S. Patent No. 5,037,201, August 1991. This the first design for a page scanner that scans spectra, and emits CIE triplets - it is inherently perceptually correct.
Tow, R. "Affect-based Robot Communication Methods and Systems" - U.S. Patent No 5,832,189, November, 1998. The major prior art cited was Charles Darwin's "The Expression of the Emotions in Man and Animals"!
Tow, R. "Affect-based Robot Communication Methods and Systems" - U.S.
Patent No 6038493, March, 2000. This was a continuation of the first
robot patent above, citing claims related to actual bodies in space as
opposed to simulated bodies.
Patents (pending):
Tow, R. "Video Stream Representation and Navigation Using Inherent Data", filed April 2001.
  
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