Inventor
IYAMA HIRONOBU
JP8 patents
⚠️ This page may combine multiple inventors who share the name “IYAMA HIRONOBU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO CHEMICAL CO
7 patentsUS5688871ANov 18, 1997
Rubber composition containing a flavan compound and a method for producing a vulcanized rubber containing same
SUMITOMO CHEMICAL CO42 citations91
US5665799ASep 9, 1997
Rubber composition and a vulcanizing adhesion method using the same
SUMITOMO CHEMICAL CO41 citations91
US5717053AFeb 10, 1998
Co-condensation product and rubber composition containing the same
SUMITOMO CHEMICAL CO7 citations73
US5698717ADec 16, 1997
Process for preparing hydroxyflavan compounds
SUMITOMO CHEMICAL CO11 citations72
US6756432B2Jun 29, 2004
Polybutadiene composition
SUMITOMO CHEMICAL CO2 citations60
US6815481B2Nov 9, 2004
Polybutadiene composition
SUMITOMO CHEMICAL CO4 citations59
US7609448B2Oct 27, 2009
Light diffuser plate
SUMITOMO CHEMICAL CO1 citations50