KOJI TOKUYAMA

Person

Sakai City, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Multiple bicycle sprocket assembly
- Patent number 11,180,217
- Issue date Nov 23, 2021
- Shimano Inc.
- Koji Tokuyama
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Bicycle rear sprocket assembly and bicycle rear sprocket
- Patent number 10,703,440
- Issue date Jul 7, 2020
- Shimano Inc.
- Koji Tokuyama
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Bicycle rear sprocket assembly and bicycle rear sprocket
- Patent number 10,407,126
- Issue date Sep 10, 2019
- Shimano Inc.
- Koji Tokuyama
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Multiple bicycle sprocket assembly
- Patent number 10,059,400
- Issue date Aug 28, 2018
- Shimano Inc.
- Koji Tokuyama
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Multiple bicycle sprocket assembly
- Patent number 9,994,285
- Issue date Jun 12, 2018
- Shimano Inc.
- Koji Tokuyama
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Bicycle sprocket, bicycle rear sprocket, and bicycle multiple sproc...
- Patent number 9,926,038
- Issue date Mar 27, 2018
- Shimano Inc.
- Yasufumi Fukunaga
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Rotatable annular bicycle component and bicycle rear sprocket
- Patent number 9,415,835
- Issue date Aug 16, 2016
- Shimano Inc.
- Koji Tokuyama
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Bicycle chain
- Patent number 9,303,726
- Issue date Apr 5, 2016
- Shimano Inc.
- Tsuyoshi Fukumori
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Bicycle sprocket assembly
- Patent number 8,956,254
- Issue date Feb 17, 2015
- Shimano Inc.
- Koji Tokuyama
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Bicycle sprocket assembly
- Patent number 8,696,503
- Issue date Apr 15, 2014
- Shimano Inc.
- Toshinari Oishi
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Bicycle sprocket apparatus with a chain support structure
- Patent number 7,931,553
- Issue date Apr 26, 2011
- Shimano, Inc.
- Koji Tokuyama
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Patents Applicationslast 30 patents

Information Patent Application
BICYCLE REAR SPROCKET ASSEMBLY AND BICYCLE REAR SPROCKET
- Publication number 20190276117
- Publication date Sep 12, 2019
- Shimano Inc.
- Koji TOKUYAMA
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
MULTIPLE BICYCLE SPROCKET ASSEMBLY
- Publication number 20180290711
- Publication date Oct 11, 2018
- Shimano Inc.
- Koji TOKUYAMA
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
MULTIPLE BICYCLE SPROCKET ASSEMBLY
- Publication number 20170361901
- Publication date Dec 21, 2017
- Shimano Inc.
- Koji TOKUYAMA
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
BICYCLE REAR SPROCKET ASSEMBLY AND BICYCLE REAR SPROCKET
- Publication number 20170057597
- Publication date Mar 2, 2017
- Shimano Inc.
- Koji TOKUYAMA
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
BICYCLE SPROCKET, BICYCLE REAR SPROCKET, AND BICYCLE MULTIPLE SPROC...
- Publication number 20170029066
- Publication date Feb 2, 2017
- Shimano Inc.
- Yasufumi FUKUNAGA
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
MULTIPLE BICYCLE SPROCKET ASSEMBLY
- Publication number 20160167737
- Publication date Jun 16, 2016
- Shimano Inc.
- Koji TOKUYAMA
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
ROTATABLE ANNULAR BICYCLE COMPONENT AND BICYCLE REAR SPROCKET
- Publication number 20150210353
- Publication date Jul 30, 2015
- Shimano Inc.
- Koji TOKUYAMA
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
BICYCLE CHAIN
- Publication number 20150094181
- Publication date Apr 2, 2015
- Shimano Inc.
- Tsuyoshi FUKUMORI
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
BICYCLE SPROCKET ASSEMBLY
- Publication number 20130035183
- Publication date Feb 7, 2013
- Shimano Inc.
- Koji TOKUYAMA
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
BICYCLE SPROCKET ASSEMBLY
- Publication number 20120225745
- Publication date Sep 6, 2012
- Shimano Inc.
- Toshinari OISHI
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
BICYCLE SPROCKET APPARATUS WITH A CHAIN SUPPORT STRUCTURE
- Publication number 20080188336
- Publication date Aug 7, 2008
- SHIMANO, INC.
- KOJI TOKUYAMA
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

KOJI TOKUYAMA

Person

Patents Grantslast 30 patents

Multiple bicycle sprocket assembly

Bicycle rear sprocket assembly and bicycle rear sprocket

Bicycle rear sprocket assembly and bicycle rear sprocket

Multiple bicycle sprocket assembly

Multiple bicycle sprocket assembly

Bicycle sprocket, bicycle rear sprocket, and bicycle multiple sproc...

Rotatable annular bicycle component and bicycle rear sprocket

Bicycle chain

Bicycle sprocket assembly

Bicycle sprocket assembly

Bicycle sprocket apparatus with a chain support structure

Patents Applicationslast 30 patents

BICYCLE REAR SPROCKET ASSEMBLY AND BICYCLE REAR SPROCKET

MULTIPLE BICYCLE SPROCKET ASSEMBLY

MULTIPLE BICYCLE SPROCKET ASSEMBLY

BICYCLE REAR SPROCKET ASSEMBLY AND BICYCLE REAR SPROCKET

BICYCLE SPROCKET, BICYCLE REAR SPROCKET, AND BICYCLE MULTIPLE SPROC...

MULTIPLE BICYCLE SPROCKET ASSEMBLY

ROTATABLE ANNULAR BICYCLE COMPONENT AND BICYCLE REAR SPROCKET

BICYCLE CHAIN

BICYCLE SPROCKET ASSEMBLY

BICYCLE SPROCKET ASSEMBLY

BICYCLE SPROCKET APPARATUS WITH A CHAIN SUPPORT STRUCTURE