H-1B Visa, Temporary Workers with Specialty Occupations
H-1B's have a maximum stay of six years in the United States. Initial appointments may not exceed three years; minimum stay at Case is six months.
There many significant differences between the H-1B visa and the J-1 visa for researchers, including professors. Depending on your circumstances, one or the other could be the better option for you. Review a comparison of H-1B and J-1 visas.
Employers who terminate the employment of an H-1B before the authorized stay expires are liable for paying reasonable cost for the individual to return to their home country.
H-1B Procedures (pdf)