Inventor
YAMANI HIROAKI
JP3 patents
Patents
3 patentsUS5298697AMar 29, 1994
Apparatus and methods for detecting number of people waiting in an elevator hall using plural image processing means with overlapping fields of view
HITACHI LTD115 citations95
US5283399AFeb 1, 1994
Group control of elevator system improvement measures
HITACHI LTD43 citations91
US5409085AApr 25, 1995
Group control elevator system for automatically adjusting elevator operation based on a evaluation function
HITACHI LTD19 citations73