Inventor
OHIWA TSUNEMI
JP11 patents
Patents
11 patentsUS4773740ASep 27, 1988
Electrochromic display device
HITACHI MAXELL230 citations98
US4793695ADec 27, 1988
Electrochromic display device
HITACHI MAXELL169 citations97
US5210411AMay 11, 1993
Detection mark and method and apparatus for detecting mark
HITACHI MAXELL67 citations96
US5478381ADec 26, 1995
Ink composition
HITACHI MAXELL36 citations92
US5463212AOct 31, 1995
Latent image forming member and method of manufacturing, latent image reading apparatus and latent image reading system
HITACHI MAXELL52 citations91
US5366252ANov 22, 1994
Infrared-absorbing mark printed matter
HITACHI MAXELL21 citations90
US4737415AApr 12, 1988
Magnetic recording medium and production thereof
HITACHI MAXELL32 citations90
US5140252AAug 18, 1992
Method of charging secondary batteries
HITACHI MAXELL24 citations89
US5635307AJun 3, 1997
Thin-film electroluminescent element
HITACHI MAXELL10 citations72
US4947081AAug 7, 1990
Dual insulation oxynitride blocking thin film electroluminescence display device
HITACHI MAXELL10 citations67
US5569531AOct 29, 1996
Ink ribbon
HITACHI MAXELL4 citations62