Inventor
YANAGISAWA KAZUHIRO
JP15 patents
⚠️ This page may combine multiple inventors who share the name “YANAGISAWA KAZUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BRIDGESTONE CORP
14 patentsUS6841606B2Jan 11, 2005
Natural rubber master batch, production method thereof, and natural rubber composition
BRIDGESTONE CORP58 citations93
US6727307B2Apr 27, 2004
Rubber composition
BRIDGESTONE CORP20 citations92
US6022923AFeb 8, 2000
Pneumatic tires
BRIDGESTONE CORP26 citations92
US5939484AAug 17, 1999
Rubber composition and pneumatic tire using said rubber composition
BRIDGESTONE CORP25 citations92
US6172157B1Jan 9, 2001
Rubber compositions
BRIDGESTONE CORP15 citations83
US6096833AAug 1, 2000
Rubber composition and pneumatic tire using said rubber composition
BRIDGESTONE CORP16 citations83
US6177503B1Jan 23, 2001
Rubber composition and pneumatic tire using the same rubber composition
BRIDGESTONE CORP11 citations73
US6147143ANov 14, 2000
Rubber composition and pneumatic tire using said rubber composition
BRIDGESTONE CORP11 citations73
US6147166ANov 14, 2000
Rubber composition using a silane coupling agent having a specific distribution of sulfur
BRIDGESTONE CORP8 citations68
US7960466B2Jun 14, 2011
Natural rubber masterbatch and method of producing the same
BRIDGESTONE CORP5 citations62
US7932307B2Apr 26, 2011
Rubber composition
BRIDGESTONE CORP3 citations62
US6355710B1Mar 12, 2002
Rubber composition
BRIDGESTONE CORP5 citations62
US6242516B1Jun 5, 2001
Rubber composition and pneumatic tire using said rubber composition
BRIDGESTONE CORP4 citations62
US5948842ASep 7, 1999
Rubber composition and pneumatic tire using the rubber composition
BRIDGESTONE CORP6 citations62