Inventor

IWAMURA WAKO

JP51 patents

⚠️ This page may combine multiple inventors who share the name “IWAMURA WAKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO RUBBER IND

44 patents

USD815583SApr 17, 2018

Tire

SUMITOMO RUBBER IND20 citations94

US6907910B2Jun 21, 2005

Pneumatic tire including sipes

SUMITOMO RUBBER IND23 citations92

US6668886B1Dec 30, 2003

Vehicle tire having sipes

SUMITOMO RUBBER IND31 citations92

US6109317AAug 29, 2000

Vehicle tire including main grooves

SUMITOMO RUBBER IND34 citations92

US5567253AOct 22, 1996

Pneumatic tire

SUMITOMO RUBBER IND23 citations92

US5419383AMay 30, 1995

Pneumatic tire including hybrid belt cord

SUMITOMO RUBBER IND21 citations92

USD317145SMay 28, 1991

Automobile tire

SUMITOMO RUBBER IND30 citations92

US10252572B2Apr 9, 2019

Airless tire

SUMITOMO RUBBER IND7 citations84

USD839821SFeb 5, 2019

Tire for automobile

SUMITOMO RUBBER IND8 citations84

USD826143SAug 21, 2018

Tire

SUMITOMO RUBBER IND10 citations84

USD824843SAug 7, 2018

Tire

SUMITOMO RUBBER IND9 citations84

USD824845SAug 7, 2018

Tire

SUMITOMO RUBBER IND7 citations84

US9962994B2May 8, 2018

Airless tire and method for manufacturing same

SUMITOMO RUBBER IND7 citations84

US9434214B2Sep 6, 2016

Pneumatic tire with tread having three dimensional sipes

SUMITOMO RUBBER IND8 citations84

US9248697B2Feb 2, 2016

Airless tire

SUMITOMO RUBBER IND17 citations84

US6742559B2Jun 1, 2004

Pneumatic tire including wing rubber

SUMITOMO RUBBER IND17 citations84

US6276416B1Aug 21, 2001

Run-flat tire with pair of rigid rings in shoulders inside carcass

SUMITOMO RUBBER IND9 citations74

US6021830AFeb 8, 2000

Pneumatic tire including fine groove

SUMITOMO RUBBER IND13 citations74

US5529107AJun 25, 1996

Pneumatic radial tire with low twist organic carcass cords

SUMITOMO RUBBER IND14 citations74

US10300742B2May 28, 2019

Air-less tire

SUMITOMO RUBBER IND2 citations73

US10259265B2Apr 16, 2019

Airless tire and method of manufacturing same

SUMITOMO RUBBER IND2 citations73

US10226967B2Mar 12, 2019

Airless tire

SUMITOMO RUBBER IND6 citations73

USD839178SJan 29, 2019

Tire for automobile

SUMITOMO RUBBER IND5 citations73

US9969219B2May 15, 2018

Airless tire

SUMITOMO RUBBER IND3 citations73

US9895933B2Feb 20, 2018

Non-pneumatic tire

SUMITOMO RUBBER IND5 citations73

US5439040AAug 8, 1995

Pneumatic radial tire including a tread with tie bars

SUMITOMO RUBBER IND16 citations71

US10189311B2Jan 29, 2019

Airless tire

SUMITOMO RUBBER IND6 citations70

US9358704B2Jun 7, 2016

Spoke casting device of airless tire

SUMITOMO RUBBER IND6 citations68

US6666247B2Dec 23, 2003

Pneumatic tire including short fibers

SUMITOMO RUBBER IND2 citations63

US11110750B2Sep 7, 2021

Airless tire

SUMITOMO RUBBER IND1 citations62

US10507692B2Dec 17, 2019

Rubber compound for tires, pneumatic tire, and an airless tire

SUMITOMO RUBBER IND1 citations62

US10406861B2Sep 10, 2019

Airless tire

SUMITOMO RUBBER IND1 citations62

US10252578B2Apr 9, 2019

Non-pneumatic tire

SUMITOMO RUBBER IND0 citations52

US10155416B2Dec 18, 2018

Airless tire

SUMITOMO RUBBER IND1 citations52

US10132721B2Nov 20, 2018

Device for measuring tread ring rigidity and method for measuring uniformity of tread ring

SUMITOMO RUBBER IND0 citations52

USD824844SAug 7, 2018

Tire

SUMITOMO RUBBER IND1 citations52

USD824842SAug 7, 2018

Tire

SUMITOMO RUBBER IND0 citations52

US10613001B2Apr 7, 2020

Apparatus and method for measuring diametrical stiffness of tread ring

SUMITOMO RUBBER IND0 citations48

US10525776B2Jan 7, 2020

Airless tire

SUMITOMO RUBBER IND0 citations41

US10507693B2Dec 17, 2019

Non-pneumatic tire

SUMITOMO RUBBER IND0 citations41

US10399384B2Sep 3, 2019

Airless tire

SUMITOMO RUBBER IND0 citations41

US10189310B2Jan 29, 2019

Airless tire

SUMITOMO RUBBER IND0 citations41

US10603958B2Mar 31, 2020

Airless tire

SUMITOMO RUBBER IND0 citations40

US10800118B2Oct 13, 2020

Method of manufacturing tire product

SUMITOMO RUBBER IND0 citations37

DUNLOP GMBH

4 patents

USD442524SMay 22, 2001

Vehicle tire

DUNLOP GMBH20 citations92

USD437808SFeb 20, 2001

Vehicle tire

DUNLOP GMBH17 citations92

USD409958SMay 18, 1999

Tread and shoulder portions of a vehicle tire

DUNLOP GMBH22 citations92

USD414728SOct 5, 1999

Tread and shoulder portions of a vehicle tire

DUNLOP GMBH13 citations81

GOODYEAR TIRE & RUBBER

1 patent

USD491518SJun 15, 2004

Tire tread

GOODYEAR TIRE & RUBBER48 citations95

SP REIFENWERKE GMBH

1 patent

USD414450SSep 28, 1999

Tread and shoulder portions of a vehicle tire

SP REIFENWERKE GMBH6 citations73

Showing the top 50 of 51 patents by PatentIndex Score.