	kodak ek buys stake in biotechnology company eastman kodak co said it has reached an agreement to uire new stock representing a pct interest in industrial biotechnology company genencor inc for undisclosed terms other genencor shareholders include staley continental inc sta corning glass works glw and genentech inc gene the company said it has been granted options to increase its equity stake during it said it has agreed to make a multiyear multimillion dollar commitment to genecor research products related to food additivies and pharmaceutical intermediates reuter 
