Inventor
SEGAWA TAKASHI
25 patents
⚠️ This page may combine multiple inventors who share the name “SEGAWA TAKASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHIMANO INDUSTRIAL CO
18 patentsUS4439172AMar 27, 1984
Chain gear and crank mounting assembly
SHIMANO INDUSTRIAL CO97 citations96
US4318310AMar 9, 1982
Gear crank apparatus for a bicycle
SHIMANO INDUSTRIAL CO59 citations96
US4300411ANov 17, 1981
Gear crank for a bicycle
SHIMANO INDUSTRIAL CO48 citations96
US4201120AMay 6, 1980
Gear crank for bicycles
SHIMANO INDUSTRIAL CO61 citations96
US4268259AMay 19, 1981
Multi-speed sprockets for a bicycle and the like
SHIMANO INDUSTRIAL CO62 citations94
US4145095AMar 20, 1979
Hub with free wheel for a bicycle
SHIMANO INDUSTRIAL CO33 citations92
US4079958AMar 21, 1978
Hub anti-escape device for a bicycle
SHIMANO INDUSTRIAL CO55 citations92
US4009621AMar 1, 1977
Assembly of chain sprockets and cranks for bicycle
SHIMANO INDUSTRIAL CO47 citations92
US4106357AAug 15, 1978
Multistage gear crank for a bicycle
SHIMANO INDUSTRIAL CO23 citations82
US4069725AJan 24, 1978
Three speed transmission hub
SHIMANO INDUSTRIAL CO21 citations82
US4441383AApr 10, 1984
Gear crank for a bicycle
SHIMANO INDUSTRIAL CO16 citations74
US4320672AMar 23, 1982
Inter housing speed transmission hub for bicycles
SHIMANO INDUSTRIAL CO17 citations74
US4299318ANov 10, 1981
Unit hub for bicycles
SHIMANO INDUSTRIAL CO13 citations74
US4183262AJan 15, 1980
Gear crank for a bicycle
SHIMANO INDUSTRIAL CO18 citations74
US4150859AApr 24, 1979
Chain wheel and crank for a bicycle
SHIMANO INDUSTRIAL CO16 citations74
US4147243AApr 3, 1979
Multi-speed transmission hub for a bicycle
SHIMANO INDUSTRIAL CO20 citations74
US4147244AApr 3, 1979
Multi-speed transmission hub
SHIMANO INDUSTRIAL CO12 citations74
US4089231AMay 16, 1978
Multistage freewheel for bicycles
SHIMANO INDUSTRIAL CO11 citations74
SEIKO KOKI KK
4 patentsUS4359634ANov 16, 1982
Automatic focusing device
SEIKO KOKI KK8 citations73
US4389105AJun 21, 1983
Device for detecting coincident focusing points
SEIKO KOKI KK2 citations63
US4119892AOct 10, 1978
Light emitting indicating circuit for a timepiece
SEIKO KOKI KK4 citations63
US4316085AFeb 16, 1982
Automatic focusing adjustor device
SEIKO KOKI KK0 citations52