high tech employment ohio s technology sector o consists of more than 18 000 business establishments employing 428 workers based on data and criteria from the us bureau labor statistics chemicals machinery transportation eqpt services medical electrical computer source this group manufacturing service industries gained 783 2000 to 2005 but lost 82 a 16 percent decline three pharmaceuticals equipment research development total 3 400 jobs during five year period corporate r&d expenditures private spent 5 billion in 2004 represents 1 state gross product 2 032 companies are involved activities ranks fourth number conducting 11 trends millions current dollars t h 0 4 6 8 10 12 14 20 1998 1999 2001 2002 2003 michigan new york pennsylvania indiana about 75 industry performed