AO

Akihiko Okada

IC Idemitsu Petrochemical Co.: 15 patents #7 of 578Top 2%
IC Idemitsu Kosan Co.: 11 patents #137 of 1,237Top 15%
SC Sumitomo Chemical: 3 patents #1,386 of 4,033Top 35%
NE Nec: 1 patents #7,889 of 14,502Top 55%
KK Kirin Beer Kabushiki Kaisha: 1 patents #149 of 379Top 40%
FC Fuji Silysia Chemical: 1 patents #9 of 26Top 35%
MC Mitsubishi Chemical: 1 patents #1,511 of 3,022Top 50%
Overall (All Time): #119,520 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 26–31 of 31 patents

Patent #TitleCo-InventorsDate
5444126 Process for producing a modified polyphenylene ether Akitoshi Masuyama 1995-08-22
5436397 Polystyrene composition 1995-07-25
5418275 Polystyrene composition Nobuyuki Sato 1995-05-23
5412024 Thermoplastic resin composition Shuji Machida 1995-05-02
5352727 Syndiotactic polystyrene composition 1994-10-04
5326813 Thermoplastic resin composition containing a modified polyphenylene ether Akitoshi Masuyama 1994-07-05