TK

Takafumi Katsura

Shimano: 9 patents #175 of 759Top 25%
Overall (All Time): #560,064 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
11008067 Bicycle operating device Takuro Jimbu, Kensuke Tagaya 2021-05-18
10279867 Bicycle operating device Takuro Jimbu, Kensuke Tagaya 2019-05-07
10220915 Bicycle bar end attachment 2019-03-05
9821884 Bicycle operating device Takuro Jimbu 2017-11-21
9809276 Electric bicycle derailleur control system Keijiro Nishi, Yuta Mizutani, Hiroshi Tachibana 2017-11-07
9493210 Electric power storage holder Kazuhiro Fujii 2016-11-15
9381974 Electric derailleur motor unit and motorized derailleur Kensuke Tagaya, Hisashi Kawamoto, Yasuhiro Uno 2016-07-05
8979683 Bicycle electric actuator unit Kazutaka Niki 2015-03-17
8906528 Bicycle electric power source assembly Kazuhiro Fujii 2014-12-09