Inventor
UMEDA TETSUO
JP15 patents
⚠️ This page may combine multiple inventors who share the name “UMEDA TETSUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
7 patentsUS4771385ASep 13, 1988
Word recognition processing time reduction system using word length and hash technique involving head letters
NEC CORP46 citations91
US4733226AMar 22, 1988
Overlapped-transfer detecting apparatus for mail article
NEC CORP42 citations91
US4675909AJun 23, 1987
Binary character signal producing apparatus
NEC CORP28 citations91
US4910787AMar 20, 1990
Discriminator between handwritten and machine-printed characters
NEC CORP36 citations90
US4747149AMay 24, 1988
Optical character recognition apparatus
NEC CORP28 citations90
US4888646ADec 19, 1989
Optimal image-quality selection apparatus
NEC CORP25 citations89
US4831658AMay 16, 1989
Binary signal producing apparatus for optical character recognition
NEC CORP10 citations71
NIPPON ELECTRIC CO
3 patentsUS4475234AOct 2, 1984
Binary pattern signal producing apparatus for optical character recognition
NIPPON ELECTRIC CO28 citations90
US4528692AJul 9, 1985
Character segmenting apparatus for optical character recognition
NIPPON ELECTRIC CO21 citations80
US4524453AJun 18, 1985
Postal code distinguishing apparatus
NIPPON ELECTRIC CO20 citations80
SONY GROUP CORP
2 patentsUS11934562B2Mar 19, 2024
Data processing device, data processing method, data processing program, terminal device, and data processing system
SONY GROUP CORP0 citations62
US12041363B2Jul 16, 2024
Display control device, display control method, and program for displaying images based on satellite imaging
SONY GROUP CORP0 citations59