Background
1st patent was granted in 1888 for an electronic tablet
used for handwriting.
In 1915, a patent was granted for a tablet that
recognized handwritten characters by analyzing
handwriting motion.
The 1st publicly demonstrated system using a tablet
and handwriting text recognition instead of a
keyboard for working with a modern digital computer
was created in 1956.
In the 1980’s, many companies had commercial tablet
products.