Inventor
SOBAJIMA YOSHIHIRO
JP15 patents
⚠️ This page may combine multiple inventors who share the name “SOBAJIMA YOSHIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI PETROCHEMICAL CO
7 patentsUS4603153AJul 29, 1986
Glass fiber reinforced resin composition
MITSUBISHI PETROCHEMICAL CO49 citations91
US4743651AMay 10, 1988
Resin composition of polyphenylene ether and polyamide
MITSUBISHI PETROCHEMICAL CO24 citations81
US4504617AMar 12, 1985
Inorganic filler containing propylene polymer compositions
MITSUBISHI PETROCHEMICAL CO23 citations81
US4244910AJan 13, 1981
Method for injection molding of polyolefin containing inorganic filler
MITSUBISHI PETROCHEMICAL CO26 citations79
US4552689ANov 12, 1985
Electrically conductive inorganic filler containing propylene polymer compositions
MITSUBISHI PETROCHEMICAL CO9 citations72
US5432209AJul 11, 1995
Propylene resin composition
MITSUBISHI PETROCHEMICAL CO15 citations69
US5296186AMar 22, 1994
Process for producing molded products of propylene resin
MITSUBISHI PETROCHEMICAL CO5 citations59
JAPAN POLYCHEM CORP
6 patentsUS6660797B1Dec 9, 2003
Propylene resin composition and method for molding the same
JAPAN POLYCHEM CORP23 citations92
US6180709B1Jan 30, 2001
Thermoplastic polypropylene composition
JAPAN POLYCHEM CORP15 citations82
US5990220ANov 23, 1999
Propylene resin composition and coating method using the same
JAPAN POLYCHEM CORP18 citations79
US6015857AJan 18, 2000
Propylene resin compositions
JAPAN POLYCHEM CORP7 citations69
US6034177AMar 7, 2000
Propylene resin composition
JAPAN POLYCHEM CORP6 citations58
US6040374AMar 21, 2000
Propylene resin composition and method for evaluating the same
JAPAN POLYCHEM CORP1 citations48