Inventor
CHYO KENJIRO
JP3 patents
Patents
3 patentsUS5864638AJan 26, 1999
Image data processing using bi-level and multi-level value data
CANON KK35 citations91
US5781666AJul 14, 1998
Image processing method and apparatus suitable for both high-resolution and low-resolution image data
CANON KK48 citations91
US5521990AMay 28, 1996
Image data processing using bi-level and multi-level value data
CANON KK40 citations91