Inventor
KOMATSU AKIO
JP21 patents
⚠️ This page may combine multiple inventors who share the name “KOMATSU AKIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
10 patentsUS4931935AJun 5, 1990
User interface system for permitting natural language interaction with an information retrieval system
HITACHI LTD113 citations95
US4156928AMay 29, 1979
Programmable television game and training system with adaptable operator control
HITACHI LTD62 citations94
US4026403AMay 31, 1977
Automatic printer with plurality of replaceable printing members
HITACHI LTD55 citations92
US4139838AFeb 13, 1979
Color pattern and alphanumeric character generator for use with raster-scan display devices
HITACHI LTD25 citations80
US4107662AAug 15, 1978
Character generator for visual display devices
HITACHI LTD20 citations80
US4985923AJan 15, 1991
High efficiency voice coding system
HITACHI LTD15 citations74
US4528688AJul 9, 1985
Continuous speech recognition method
HITACHI LTD19 citations74
US4718095AJan 5, 1988
Speech recognition method
HITACHI LTD17 citations73
US4426551AJan 17, 1984
Speech recognition method and device
HITACHI LTD14 citations73
US4228329AOct 14, 1980
Compact keyboard structure
HITACHI LTD6 citations61
KOWA CO
3 patentsORIGIN ELECTRIC
3 patentsUS4163891AAug 7, 1979
Active gas plasma arc torch and a method of operating the same
ORIGIN ELECTRIC43 citations91
US10005149B2Jun 26, 2018
Capacitor-type welding device and capacitor-type welding method
ORIGIN ELECTRIC0 citations39
US9434021B2Sep 6, 2016
Capacitive welder and method for charging same
ORIGIN ELECTRIC0 citations39