Inventor
KOGA KEIICHIRO
JP14 patents
⚠️ This page may combine multiple inventors who share the name “KOGA KEIICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CITIZEN WATCH CO LTD
8 patentsUS4302829ANov 24, 1981
Electronic timepiece
CITIZEN WATCH CO LTD11 citations82
US4302828ANov 24, 1981
Electronic timepiece
CITIZEN WATCH CO LTD3 citations74
US4292680ASep 29, 1981
Electronic timepiece
CITIZEN WATCH CO LTD4 citations74
US4270194AMay 26, 1981
Electronic alarm timepiece
CITIZEN WATCH CO LTD3 citations74
US4441826AApr 10, 1984
Electronic timepiece
CITIZEN WATCH CO LTD12 citations73
US4298971ANov 3, 1981
Electronic timpiece
CITIZEN WATCH CO LTD15 citations73
US4262351AApr 14, 1981
Electronic timepiece
CITIZEN WATCH CO LTD0 citations52
US4236241ANov 25, 1980
Electronic timepiece
CITIZEN WATCH CO LTD0 citations52
KOKUSAI DENSHIN DENWA CO LTD
6 patentsUS4694455ASep 15, 1987
Decoding method for multiple bit error correction BCH codes
KOKUSAI DENSHIN DENWA CO LTD45 citations92
US4748622AMay 31, 1988
Satellite communication system
KOKUSAI DENSHIN DENWA CO LTD28 citations91
US5345506ASep 6, 1994
Mutual authentication/cipher key distribution system
KOKUSAI DENSHIN DENWA CO LTD54 citations90
US4797887AJan 10, 1989
Sequential decoding method and apparatus
KOKUSAI DENSHIN DENWA CO LTD27 citations86
US4468769AAug 28, 1984
Error correcting system for correcting two or three simultaneous errors in a code
KOKUSAI DENSHIN DENWA CO LTD15 citations73
US4320511AMar 16, 1982
Method and device for conversion between a cyclic and a general code sequence by the use of dummy zero bit series
KOKUSAI DENSHIN DENWA CO LTD13 citations71