P

Inventor

YAMAMOTO SETSUKO

JP5 patents
⚠️ This page may combine multiple inventors who share the name “YAMAMOTO SETSUKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO CHEMICAL CO

3 patents
US5700296ADec 23, 1997

Azo compound and a polarizing film containing the same

SUMITOMO CHEMICAL CO23 citations91
US6235064B1May 22, 2001

Dye containing polarizing film

SUMITOMO CHEMICAL CO13 citations72
US5609796AMar 11, 1997

Dye containing polarizing film

SUMITOMO CHEMICAL CO10 citations69

FUJITSU LTD

1 patent
US5740744AApr 21, 1998

Through-wall type automatic customer service apparatus

FUJITSU LTD39 citations88

KOEI CHEMICAL CO

1 patent
US5496949AMar 5, 1996

Pyrazine derivatives

KOEI CHEMICAL CO1 citations45