Stepan Alexandrovich Pachikov (Russian: Степан Александрович Пачиков; born February 1, 1950 in Vartashen, Azerbaijan) is the co-founder of ParaGraph Intl., Parascript, Evernote Corp. among other software companies which contributed heavily to the development of Handwriting recognition and VRML technologies.
Stepan Pachikov was born in Vartashen, Azerbaijan, (from 1991 - Oguz) the son of Alexander Stepanovich Pachikov and Ekaterina Pankova. Pachikov is half Udi, half Russian. The word 'pachikov' in the Udi language means "the son of two branches".
He attended Novosibirsk State University, Tbilisi State University (Georgia) and Moscow State University where he received an honorary master's degree in economic applications of mathematical methods. He received his PhD in fuzzy logic from the USSR Academy of Sciences.
In 1989–1997, he worked in Moscow at ParaGraph International, a company which dealt with handwriting recognition software for the Apple Newton. In 1992 he opened the US branch of ParaGraph in Silicon Valley, where he created and distributed software called Calligrapher for handwritten input on tablets and touchscreens. From 1997 to 1998, he served as vice president and established a Pen & Internet division of Silicon Graphics.