Inventor
KOHARA KEI
JP13 patents
⚠️ This page may combine multiple inventors who share the name “KOHARA KEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO RUBBER IND
12 patentsUSD336273SJun 8, 1993
Automobile tire
SUMITOMO RUBBER IND21 citations85
US10118355B2Nov 6, 2018
Tire manufacturing method
SUMITOMO RUBBER IND2 citations72
US11236223B2Feb 1, 2022
Rubber composition for inner liner and pneumatic tire
SUMITOMO RUBBER IND0 citations60
US9144947B2Sep 29, 2015
Rigid core for forming tire
SUMITOMO RUBBER IND2 citations60
US9039399B2May 26, 2015
Rigid core for forming tire
SUMITOMO RUBBER IND2 citations60
US10981417B2Apr 20, 2021
Pneumatic tire with carcass ply comprising plurality of partly overlapping strip-shaped ply pieces
SUMITOMO RUBBER IND0 citations50
US10500803B2Dec 10, 2019
Rigid inner mold for forming tire, and method of manufacturing tire using the same
SUMITOMO RUBBER IND0 citations50
US8757995B2Jun 24, 2014
Tire vulcanization mold
SUMITOMO RUBBER IND1 citations50
US10189317B2Jan 29, 2019
Pneumatic tire having twisted bead cords
SUMITOMO RUBBER IND0 citations39
US10112445B2Oct 30, 2018
Pneumatic tire
SUMITOMO RUBBER IND0 citations39
US9731463B2Aug 15, 2017
Rigid inner mold for forming tire, and method of manufacturing tire using the same
SUMITOMO RUBBER IND0 citations39
US9039400B2May 26, 2015
Rigid core for forming tire
SUMITOMO RUBBER IND0 citations39