Inventor

KOYAMA TAMAMI

JP7 patents

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

SHOWA DENKO KK

6 patents

US6855408B2Feb 15, 2005

Composite metal material and method for manufacturing the same, etched metal material and method for manufacturing the same and electrolytic capacitor

SHOWA DENKO KK8 citations72

US5654152AAug 5, 1997

Method of measuring enzyme activity by using a column having an immobilized substrate

SHOWA DENKO KK15 citations72

US7872411B2Jan 18, 2011

Organic electroluminescence device using a copolymer and a phosphorescent compound

SHOWA DENKO KK6 citations61

US7223483B2May 29, 2007

KOYAMA TAMAMI

1 patent

US8268456B2Sep 18, 2012

Organic light-emitting device using a compound having a carrier transport property and a phosphorescent property

KOYAMA TAMAMI6 citations66

KOYAMA TAMAMI

SHOWA DENKO KK

Composite metal material and method for manufacturing the same, etched metal material and method for manufacturing the same and electrolytic capacitor

Method of measuring enzyme activity by using a column having an immobilized substrate

Organic electroluminescence device using a copolymer and a phosphorescent compound

Light-emitting material and organic light-emitting device

Organic electroluminescent device and production method thereof

Method of producing a display device

KOYAMA TAMAMI

Organic light-emitting device using a compound having a carrier transport property and a phosphorescent property