Inventor
SAKAKI TOSHIAKI
JP37 patents
⚠️ This page may combine multiple inventors who share the name “SAKAKI TOSHIAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO RUBBER IND
25 patentsUS6364422B1Apr 2, 2002
Balance weight for vehicle wheel
SUMITOMO RUBBER IND79 citations97
US5464420ANov 7, 1995
Compressive hemostatic belt
SUMITOMO RUBBER IND92 citations94
US5433724AJul 18, 1995
Compressive hemostatic belt
SUMITOMO RUBBER IND64 citations94
US7371791B2May 13, 2008
Rubber composition and pneumatic tire using the same
SUMITOMO RUBBER IND35 citations92
US7141183B2Nov 28, 2006
Conductive elastomer composition and method of producing same
SUMITOMO RUBBER IND38 citations92
US6723776B2Apr 20, 2004
Low-modulus polymer composition and sealant using the same
SUMITOMO RUBBER IND28 citations92
US6337364B1Jan 8, 2002
Low modulus of elasticity-rubber composition
SUMITOMO RUBBER IND42 citations92
US5622998AApr 22, 1997
Depolymerized natural rubber and process for preparation thereof
SUMITOMO RUBBER IND35 citations92
US8044118B2Oct 25, 2011
Preparation process of oil extended rubber for tire, oil extended rubber for tire, and rubber composition and tire using the same
SUMITOMO RUBBER IND28 citations89
US5459880AOct 24, 1995
Gloves and method of manufacturing the same
SUMITOMO RUBBER IND29 citations89
US5326515AJul 5, 1994
Methods of manufacturing gloves
SUMITOMO RUBBER IND26 citations89
US9862814B2Jan 9, 2018
Pneumatic tire, studless tire, method for manufacturing pneumatic tire, and method for manufacturing studless tire
SUMITOMO RUBBER IND14 citations84
US5908893AJun 1, 1999
Process for producing deproteinized natural rubber latex
SUMITOMO RUBBER IND18 citations84
US7045567B2May 16, 2006
Rubber composition for tire tread and pneumatic tire using the rubber composition
SUMITOMO RUBBER IND13 citations83
US7354968B2Apr 8, 2008
Thermoplastic resin composition
SUMITOMO RUBBER IND12 citations80
US10066090B2Sep 4, 2018
Rubber composition for tires and pneumatic tire
SUMITOMO RUBBER IND2 citations73
US6306955B1Oct 23, 2001
Process for producing deproteinized natural rubber latex
SUMITOMO RUBBER IND10 citations73
US5856600AJan 5, 1999
Production process of depolymerized natural rubber
SUMITOMO RUBBER IND9 citations73
US5587411ADec 24, 1996
Rubber composition and method of producing rubber products using the same composition
SUMITOMO RUBBER IND10 citations73
US10131763B2Nov 20, 2018
Modified natural rubber, process for producing same, rubber composition for tire, and pneumatic tire
SUMITOMO RUBBER IND2 citations71
US9856362B2Jan 2, 2018
Rubber composition for tires and pneumatic tire
SUMITOMO RUBBER IND3 citations71
US9732165B2Aug 15, 2017
Rubber composition for tires and pneumatic tire
SUMITOMO RUBBER IND3 citations71
US7435770B2Oct 14, 2008
Polymeric-type electric resistance control agent and polymer composition containing the same
SUMITOMO RUBBER IND4 citations62
US7950427B2May 31, 2011
Shock absorber loaded in inner cavity of tire enclosed by tire for two-wheeler and rim
SUMITOMO RUBBER IND0 citations52
US9193806B2Nov 24, 2015
Method for producing an epoxidized natural rubber, rubber composition for tires, and pneumatic tire
SUMITOMO RUBBER IND1 citations44
KAO CORP
3 patentsSAKAKI TOSHIAKI
3 patentsUS8809450B2Aug 19, 2014
Modified natural rubber, production method thereof, tire rubber composition, and pneumatic tire
SAKAKI TOSHIAKI7 citations82
US8633275B2Jan 21, 2014
Rubber composition for breaker and pneumatic tire
SAKAKI TOSHIAKI9 citations82
US8563628B2Oct 22, 2013
Preparation process of oil extended rubber for tire, oil extended rubber for tire, and rubber composition and tire using the same
SAKAKI TOSHIAKI5 citations80
ICHIKAWA NAOYA
2 patentsUS8658728B2Feb 25, 2014
Natural rubber and method for producing the same, rubber composition and pneumatic tire using the same, modified natural rubber and method for producing the same, and rubber composition for tread or for covering carcass cord and pneumatic tire using the same
ICHIKAWA NAOYA9 citations81
US9181355B2Nov 10, 2015
Modified natural rubber, method for producing same, rubber composition, and pneumatic tire
ICHIKAWA NAOYA11 citations79