Inventor
NAKAJIMA TAKEHIKO
JP47 patents
⚠️ This page may combine multiple inventors who share the name “NAKAJIMA TAKEHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHIMANO KK
41 patentsUS11305837B2Apr 19, 2022
Bicycle rear sprocket assembly
SHIMANO KK9 citations86
US10486658B2Nov 26, 2019
Bicycle operating device
SHIMANO KK11 citations84
US10370056B2Aug 6, 2019
Bicycle operation device
SHIMANO KK12 citations84
US11554834B2Jan 17, 2023
Operating system for human-powered vehicle
SHIMANO KK4 citations74
US11345433B2May 31, 2022
Brake control device, braking device including brake control device, and brake system
SHIMANO KK2 citations73
US11027709B2Jun 8, 2021
Bicycle operating device
SHIMANO KK3 citations73
US10967935B2Apr 6, 2021
Creation device, component control device, creation method, component control method and computer program
SHIMANO KK3 citations73
US10919339B2Feb 16, 2021
Bicycle hub assembly and bicycle drive train assembly
SHIMANO KK2 citations73
US10858063B2Dec 8, 2020
Bicycle operating device
SHIMANO KK2 citations73
US10604206B2Mar 31, 2020
Bicycle operating device
SHIMANO KK2 citations73
US10556637B2Feb 11, 2020
Bicycle operating device
SHIMANO KK3 citations73
US10525768B2Jan 7, 2020
Bicycle hub assembly
SHIMANO KK5 citations73
US10513307B2Dec 24, 2019
Bicycle operating device
SHIMANO KK4 citations73
US10414463B2Sep 17, 2019
Bicycle operating device
SHIMANO KK4 citations73
US10363986B2Jul 30, 2019
Electrical bicycle operating system
SHIMANO KK2 citations73
US10112678B2Oct 30, 2018
Bicycle operating device
SHIMANO KK2 citations73
US11807336B2Nov 7, 2023
Human-powered vehicle control device
SHIMANO KK2 citations72
US11521117B2Dec 6, 2022
Control data creation device, component control device, control data creation method, component control method and computer program
SHIMANO KK2 citations72
US12466512B2Nov 11, 2025
Bicycle operation device
SHIMANO KK0 citations62
US12179881B2Dec 31, 2024
Operating system for human-powered vehicle
SHIMANO KK0 citations62
US11724768B2Aug 15, 2023
Bicycle operating device
SHIMANO KK0 citations62
US11407474B2Aug 9, 2022
Operating device for human-powered vehicle
SHIMANO KK0 citations62
US11407473B2Aug 9, 2022
Operating device and assist driving system for human-powered vehicle
SHIMANO KK0 citations62
US11319018B2May 3, 2022
Control system for human-powered vehicle
SHIMANO KK1 citations62
US11312442B2Apr 26, 2022
Creation device, component control device, creation method, component control method, computer program and learning model
SHIMANO KK1 citations62
US11208174B2Dec 28, 2021
Bicycle operating device
SHIMANO KK0 citations62
US11150351B2Oct 19, 2021
Brake control device and brake system
SHIMANO KK1 citations62
US11142279B2Oct 12, 2021
Brake control device and brake system
SHIMANO KK1 citations62
US10967933B2Apr 6, 2021
Bicycle operating device
SHIMANO KK0 citations62
US10927952B2Feb 23, 2021
Shifting controller and shifting system
SHIMANO KK1 citations62
US10913508B2Feb 9, 2021
Bicycle operation device
SHIMANO KK0 citations62
US11827306B2Nov 28, 2023
Operating system and electrical switch device for human-powered vehicle
SHIMANO KK0 citations60
US11535334B2Dec 27, 2022
Operating system and electrical switch device for human-powered vehicle
SHIMANO KK0 citations60
US11358678B2Jun 14, 2022
Control system for human-powered vehicle
SHIMANO KK1 citations59
US12434716B2Oct 7, 2025
Human-powered vehicle control device, learning method, human-powered vehicle control method and computer program
SHIMANO KK0 citations52
US10759489B2Sep 1, 2020
Bicycle operating device
SHIMANO KK0 citations52
US10696354B2Jun 30, 2020
Bicycle operating device
SHIMANO KK0 citations52
US10407121B2Sep 10, 2019
Bicycle operating device
SHIMANO KK0 citations52
US12497127B2Dec 16, 2025
Caliper adaptor and disc brake caliper assembly for human-powered vehicle
SHIMANO KK0 citations51
US11840316B2Dec 12, 2023
Control device for human-powered vehicle
SHIMANO KK0 citations51
US10843763B2Nov 24, 2020
Bicycle operating device
SHIMANO KK0 citations42
HOYA CORP
3 patentsUS8039090B2Oct 18, 2011
Porous composite containing calcium phosphate and process for producing the same
HOYA CORP10 citations83
US8008357B2Aug 30, 2011
Method for controlling average pore diameter of porous body comprising apatite/collagen composite fibers
HOYA CORP8 citations82
US7637912B2Dec 29, 2009
Surgical instruments
HOYA CORP7 citations67